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Based on the requirements of sustainable development and innovative design concept, Al films deposited by DC magnetron sputtering solves the paper based Al film forming technology of aluminum plated corrugated cardboard material so as to obtain new environmental protection. To explore the combination design, aluminum plated corrugated cardboard furniture design idea and concept of aluminum plated corrugated cardboard and other materials of the modular design, promotes the application and practical popularization value. The production of functional strong, stylish new aluminum plated corrugated cardboard furniture, can meet the needs of a growing social material production and life.

At present, in the aquaculture environment, bait casting process of feeding machine is using time quantitative; such feeding way did not consider too much fish feeding law which will cause bait wasting and environmental pollution. An effective way to solve the problem is how to set the feeding amount through observing the fish aggregation. An intelligent bait casting method is proposed in this paper based on the machine vision technology, according to calculate the fish shoal area and shoal ratio in the feeding process. The calculate method of the fish shoal degree and flow chart of the main program is introduced. The feeding quantity is more close to the fishing bait habit. The advantage of using this method is making the bait casting more scientific and reasonable, not only saving the breeding cost, but also reducing the environment pollution.

This paper based on the social surveys considers the problems of effective management in regional sector of housing and communal services. The author concludes that the sector of housing and communal services requires social replication by means of reconstruction and renewal of state-owned building enterprises.

Ground Penetrating Radar is a method using high frequency impulse electromagnetic wave to detect underground media distribution. It has been gradually widely used as it has the advantage of high accuracy, fast and nondestructive respecting to the conventional method such as visual measurement and confirmation with drilling hole. In the tunnel construction process, it is easy occurred that the quality problem of insufficient lining thickness, the distance of steel arch centering too large and the concrete disengaging. The work achieved in this paper based on the project of LongSheng tunnel and its conclusion and suggestion has important practical engineering significance.

This paper based on the concept of socio-cultural potential of the region considers the theoretical and practical aspects of sustainable development of the modern region.

The complex nonlinear problem exists between the factors which influence the strength of hybrid fiber reinforced concrete. The nonlinear relationship between input variables as the factors and output variables as the strength can be obtained artificial neural network which have the feature of self-adapting, self-studying and nonlinear mapping. RBF and BP neural network models are established in MATLAB in this paper based on experimental values. Compressive strength and flexural strength of hybrid fiber reinforced concrete are predicted respectively and comparing with the measured values, predicted values are analyzed. The results show that the predicted values based on RBF tally with the experimental values, and the strength prediction ability of RBF is higher than BP neural network. The needs of engineering can be meet by this method with accurate prediction ability, a new method for the study of hybrid fiber reinforced concrete strength is provided.

In order to solve the problem of multi-index amalgamation on the reliability evaluation for tunnel lining with cracks, this paper based on extension theory, use matter element model theory to establish the matter element of the reliability evaluation for tunnel lining with cracks, use the dependent function to establish the relevance between matter element and reliability grade, combine the research result of the Beiru tunnel lining cracks disease to evaluate the reliability. The results show that it could consider the multi-index of the cracks to use the extension theory to evaluate the reliability of the tunnel lining with cracks, and the evaluation results are more scientific and reasonable. It is viable to use the dimensionless parameters to represent the crack geometry. In the K6, the treatment scheme is mechanical reinforcement. In the K2 and K3,the treatment scheme is surface sealing. The reliability evaluation results supply theory basis and technical guidance for the tunnel long-term health service and the disease treatment.

Because the extremely low permeability for tight gas reservoirs, lead to the way to seepage and the shape of production curves different with the convention reservoirs; this will increase the difficulty to develop the tight gas reservoirs; on the other hand, the convention exploit cannot recover the tight gas with commercial value, with this problem, the main solution is the technology of multi-stage fractured horizontal wells, the fractured can provide the channel for gas to transport, the horizontal wells can increase the seepage area of tight gas, it’s the guarantee to get the commercial value. But, at present, the study on the tight was dependent on the method of convention gas reservoirs, the production curve get from this method also the same with the convention gas reservoirs, in order to close with the really exploitation of tight gas reservoirs and provide the more accurate scientific evidence, we must study based on the feature of tight gas reservoir, in this situation, we can get the suitable production curves for tight gas reservoirs. This paper based on the feature of tight gas reservoir, combine with the model of multi-stage fractured horizontal wells, and get the production equation of tight gas, combine with the yield of discard time, we can get the type curve, and then get the C level reserves of region.

In order to optimize the regeneration conditions of cation exchange resin, the paper based on the actual data of production, the cation exchange resin regeneration condition was optimized by the process of mathematical modeling, which achieved good results. Research showed that reducing regeneration acid feeding time could effectively reduce the consumption. It could reduce the production cost and make enterprises obtain more economic benefits. Calculated and measured were agreed showed that the study and calculation on regeneration of cation bed were accord with actual production, and had practical value for ion regeneration process. Through least square fitting showed that the 80min was the best acid feeding time, acid consumption of unit volume of water was the lowest.

Brackets is the ancient Chinese wooden building unique ways and one of the main features of the structure. Its dual function of both structural and architectural: An important component of both the structure itself, because of its flexible features tenon, the dynamic response of the structure can absorb greater energy, play a good role in the earthquake; But it is also a special architectural ornament, can play the effect of beautifying buildings. Therefore, this paper based on the finite element software ABAQUS brackets by the force of the mechanism of failure modes and numerical simulation analysis for the brackets and the whole structure of the wood to provide a scientific assessment and reinforcement.

The spiral shaft parts have been widely applied in machinery and equipment manufacturing industry, the paper based on DEFORM-3D, the rigid-plastic finite element model of cross wedge rolled spiral shaft parts was established. The rolling process was simulated, the strain laws were analyzed, and the characteristics of metal flow were explored. From which we can find Plate cross wedge rolled spiral shaft parts is completely feasible. The results provide the theoretic basis for precision deformation of cross wedge rolled spiral shaft parts.

The paper based on a comparative study between poplar wood and modified poplar wood, concerning dimensional stability, physical and mechanical properties. The result showed that air-dry density and ASE value of modified wood samples were increasing in different levels with change of the modifier concentration, compared with untreated poplar wood. The air-dry density of modified wood reached 0.41 g/cm3 with increase of 5.3% compared to poplar wood. ASE reached 47.8% and the water-absorption ratio decreased by 38% at most when the modifier concentration was 30 wt.%. Moreover, the MOE and MOR of modified poplar wood increased up to 27.4% and 13% respectively when the modifier concentration was 25 wt.%. The SEM spectrum showed some wood rays and the gaps between staggered fibers were filled by modifier.

Smartphone has become the necessities of people in the world today. The worlds biggest Smartphone market is china. For Chinese mobile phone manufacturers, if they wanted to share on the global mobile phone market and gain more competitiveness, they would not only in cost and price to win,but also analyze consumer trends and consumer preferences about the smart phone configuration. China mobile is the country's biggest mobile operator and mobile phone distributor company, which has a large amount of smart phone sales data. This paper based on the smart phone sales data, proposed comprehensive clustering method and realized analysis of mobile phone configuration, including DBSCAN algorithm and K-means algorithm. Which cluster and divide the smart phone configuration into the different groups objectively and scientifically. Finally, the simulation analysis of smart phone sales data from china mobile, it is concluded that the accurate clustering results would help enterprises to make better decisions and predictions. Keywords: Smart phone configuration, Comprehensive clustering, DBSCAN algorithm, K-means algorithm

This paper based on ecological footprint model, by using 2001-2011 years of historical statistical data, calculated and dynamic analyzed the energy status of Tianjin. In the process of analysis, the use of energy ecological footprint represents energy consumption, the value of energy ecological footprint and energy ecological footprint intensity indicates energy productivity. The results showed that: During the study period, energy ecological footprint and the value of energy ecological footprint showed an increasing trend, energy ecological footprint intensity is on the decline. These suggests that energy productivity enhances unceasingly. But due to the rapid economic growth, energy consumption for the ecological environment pressure increased. Besides, coal-dominated energy consumption structure is not conducive to achieving sustainable development in Tianjin.

Shielding gas used during the heat treatment has Explosion Hazards,Quenching oil has fire danger.This paper based on their hazardous properties,established the model of HAZOP method combined with fault tree analysis, combined with a heat treatment plant in tianjin to analyze its risk and gives countermeasures.

Maximum distribution of hydrodynamic pressure on the flume sidewall were studied in this paper based on the finite element method. It contains the difference comparison of theoretical and numerical formulas, rules of maximum hydrodynamic pressure distribution under regular and irregular incentives, and hydrodynamic pressure changes with different height of bracket below the aqueduct. Studies show that: In the 30m height range, with the rise of bracket, the hydrodynamic pressure grows linearly.

In the evaluation of water-damaged West-East gas pipelines, a variety of impact factors (namely evaluation indicators) such as topography, lithology, rainfall intensity, etc., will be involved. Because of the factors different impacts on the evaluation objectives, the determination of their weight is very important. In order to evaluate the damaged West-East gas pipelines systematically, comprehensively and scientifically, this paper based on the basic principles of analytic hierarchy process (namely AHP), first analyzed the meaning of impact factors weight model according to the damage situation along the West-East gas pipelines, and then evaluated the water-damage using Analytic Hierarchy Process - Expert Weighting method (hereafter referred to as AHP-EW) which reduced the subjectivity and improved the reliability. The practical application verified the rationality and feasibility of AHP-EW method.

Risk analysis is an important part of the dam safety risk management. The uncertain factors causing the failure of the gate is very complex, including the gate design and manufacturing, management operation, some man-made factors, etc. The traditional risk analysis method has certain limitation. Bayesian networks can quickly and effectively solve the failure probability of the system and for a direct analysis on the effects of every system component by a two-side inference, so as to locate the system weakness and adopt effective measures. This paper based on Bayesian network, through the example of Bayesian network in the application of dam gate risk analysis.

The principle of offset printing is the graphic part lipophilicity and the blank part oleophobic hydrophilic. Based on the ink-water balance theory, this paper mainly discusses the base paper and the coating formulations of paper-based printing plate. In this paper the properties of the paper-based printing plate of the different coating formulations were detected and evaluated, meanwhile these plates were tested in the offset printing. Based on the detection of print quality, plate coating performance and the number of copies printed, the base paper and coating formulations of this plate was be determined. The results of this study for this plate have some significance in the actual production.

This paper based on efficacy function to get a general assessment about the mineral resources in China on sustainable development level in five major categories: existence, development, society, environment and human resource. Meanwhile, the OLS method is also utilized to make a regressive analysis. The sustainable development of mineral resources in china is fairly well in development and human resource while show trend of continuous growth. The increase of sustainable development in society is slowing down and turning to be tranquil. However, sustainable development level is severe in existence and environment hence illustrate a exasperate trend.

Applying diffusion model in gas leakage incident consequences analysis could provide favorable technical support and professional assistant method for accident emergency response with great realistic significance for industrial transfer park. The core of analysis lies in the selection and rational use of diffusion model. GPM for continuous released condition with some foundation hypothesis conditions should be modified in practice. Comprehensive amendment was discussed and implemented in this paper based on actual circumstance situation in order to achieve the objective of higher accurater analysis. The improvement successfully enhances the model analysis ability and applicability, which could play a role as an important component in the emergency response system for the parks management.

Tunnel monitoring and measurement is a very important part of the tunnel construction's safety,monitoring technology and information management technology is directly related to the tunnel construction's safety and quality, Although domestic and foreign scholars have done a lot of research on tunnel monitoring measurement technology and information management technology,because of the characteristics of invisibility, uncertainty and variability in tunneling, the level of the monitoring technology and information management are far from construction's requirements.This paper based on ACCESS and GTS, researching and developing automatic warning system of tunnel monitoring,and realizing the information management and early warning forecast of tunnel monitoring measurement data. Engineering practice shows that the system can processing and analyzingthe data fast, convenient and real-time , realize automatic early warning forecast, and provide reliable basis for information construction management of tunneling

In view of building a green campus is needed to the sustainable development of our country, this paper based on the energy consumption statistics and energy audit work of campus in Hubei province, and basically got the energy consumption status in Hubei province, the energy consumption indicators are between 28.3kgce / (student • a) and 269.6 kgce / (student • a), the average level is 95.0kgce / (student • a). The main factors affecting the energy consumption of campus were analyzed, including colleges of arts, science, engineering nature, the school's research capacity, and research funding and other factors. What’s more, we come to the conclusion that the relatively scientific evaluation indicators of the campus energy are indicators of annual energy consumption per student, the equivalent value correlations of which reach 0.81.

t has been shown that the traditional seven Hu invariant moment does not have scaling invariance with low recognition rate in human behavior recognition. In order to improve the recognition rate, a human behavior recognition method will be put forward in this paper based on weighted modified Hu moments. Firstly, the traditional seven Hu moments will be extended to ten Hu moments to get more image details. Then, the extended Hu moments will be modified to make the Hu moments has the feature of scaling invariance. Lastly, the weighted modified Hu moment will be obtained through least squares method based on minimum variance criterion. The simulation of the sequence images shows that the weighted modified Hu moment can improve the recognition rate effectively.

The current understanding of complex lithology reservoirs is not enough, and it’s impossible to figure out all the problems during the exploration stage, we need to combine exploration with development, and gradually develop the knowledge on complex geological conditions in the rolling development, effectively combine exploration and development. This paper based on previous studies and goes further to research from all aspects by applying the seismic data of oil region and the adjacent blocks. The purpose is to describe in detail on geological characteristics and reservoir characteristics. Considering seismic data processing, we focus on the main layer data processing to ensure the information under the premise of efforts to improve the data resolution. Finally, we discuss the analysis process of seismic data; the structural interpretation seeks to start on the basis of traps study, for small faults and minor structural analysis, advanced technology were applied to describe the reservoir.

Urban is the product of human beings utilization, modification, and adaption to the nature; it is the footprint of human beings activities in the nature world. In the formation and development process of the cities, human beings keep exploring and creating artificial environment that satisfies our own desire. This paper based on the relationship of dialectical unity harmony between humans and nature, in order to construct eco-city.

This paper based on the green buildings, elaborate the impact on people and environment, as well as the form in ancient times .Present the prospects of the development of green buildings in the modern social environment .List earthen buildings form in different areas and advocate people refocus on earthen architecture.

The historic volution, value cognition and condition analysis of two survived ancient bridge sites on Bahe River are carried out in the paper based on the field survey of the sites and their setting. Under the developing of modern urbanization, the background environment of ancient bridges has been changed greatly and faced severe test. Considering the urgency and reality, it is necessary to research ancient bridges structure and to explore and think the approaches of conservation and demonstration of the sites.

The high-speed blanking process applying precision progressive die represents the one of the highest level of today’s stamping technology, mainly is used for the production of the ultra-thin, small, complex electronic components. An orthogonal experiment scheme with three factors (including blanking clearance, surface roughness of the die, stamping speed) was established in this paper based on the actual production. The high-speed blanking process experiment applying precision progressive die was carried out base on this scheme. The quality of the shearing edging of blanking parts was used to evaluate the different influence degree of three factors. The result showed that the surface roughness of the die affected the quality of the shearing edging more than that of the other two. The higher the die surface accuracy, the better the quality of the shearing edging. The result also showed that the high speed can reduce the quantity of the burr of the blanking of the ultra-thin sheet metal.

Polyimide fibers and polyamide acid fibers was used as main materials to make polyimide fiber paper. The effect of the properties of polyimide fiber paper by hot pressing temperature and hot pressing pressure was discussed. The experimental results showed that when the pressure of hot pressing was 12Mpa and the hot temperature of hot pressing was 220°C, the sheet had excellent strength properties and electrical performance.

Polyimide fibers and polyamide acid fibers was used as main materials to produce Polyimide fiber paper. A certain amount of PEO and aramid pulp was added and the sheet was treated by immersion and hot pressing in specified process. The experimental results showed that when the dosage of PEO and aramid pulp were 0.06% and 6% respectively, the sheet tended to present more excellent strength properties and electrical performance compared with sheet using single polyimide fibers as the main fiber materials.

The sustainable development of resource-based cities is a hot issue in China. This paper will focus on the industrial structure of sustainable development. There is close relationship between regional economic development and industrial structure transformation Capacity. Comparison research of cities’ regional industrial structure capacity will help to understand variation status and potential of regional industrial structures. With principal components analysis, this paper based on the regional industrial structure comparison theory, analyzed industrial structure transformation Capacity of 20 resource-based cities in China west. It will provide references for promoting optimization and upgrading of regional industrial structure, making regional industrial development strategy, improving environmental conditions, and enhancing local economic development.

This paper based on the CDIO international engineering education philosophy, we conceived a more detailed mechanical engineering major training system, and we analyzed the problems in the teaching process, we described the knowledge, ability and quality that students should have, at the same time we discussed the implementation method of trinity of engineering project, workplace environment, industry-university cooperation.

Oil field simulation training can be trained for construction personnel with lifelike, safety, standardize the interactive training, is an important aspect of the construction of digital oilfield, how to improve the d characters of construction development efficiency is still action today the hotspot. This paper based on the rehabilitation medicine field of the ADL 3d characters basis for action based data, this paper analyzes oil field production more than the standard of construction work, extracting oil field production construction base motion as a major operation data, using the 3ds Max development environment role animation component calls action data joining together new action, design and realize the oilfield construction d characters base motion library. And applied to multiple oil field simulation training system for the development of construction action, verified through practice.

As abrupt change of the shape and elastic constant in the weld area occurs to the welding joint, there will be obvious stress concentration near the weld area when being loaded. Lifting and Lowering Method and Grouping Method prevailing in the world are applied to conduct an experiment about fatigue strength of a certain welding joint in Wuhan Iron and Steel and S-N curve is drawn in this paper based on the condition of nominal stress. In addition, the influence of weld size of the welding joint on the distribution of stress is studied through the calculation of finite element numeral value and experimental test. According to the factor of stress concentration, S-N curve is modified to provide the data support for the application of the welding joint and assessment of fatigue strength.

With the deepening of the degree of oil exploitation, investigation of geological structure is particularly important, especially those faults that have an important impact on the exploration and development of oil. However, seismic data is affected by various kinds of factors in the progress of data acquisition, which reduces SNR and interfere with the accuracy of geological structure interpretation. This paper based on image processing provides fault enhancement medthod. It can reduce random factors impact and depicte fault more clearly. This method combine anisotropy and orientation information of image, then use generalized Kuwahara filter to enhance fault. This technique has a most important value in seismic fault interpretation.

The environmental problems have become global issues. It is a key problem to solve in the near future for human beings to protect the survival environment and to adopt the sustainable development policy. This paper based on property theory analyzes the issues of the current eco-environmental system from the view of property right, points out the limitation of the methods through the property right and the calculation of other fees but not only the price in the market, analyzes the powerful effects when the property right is combined with financial methods from the government, and search some suitable solutions to the advantage of the sustainable development of the society. Finally, the paper analyzes the case of the property right and environmental protection in China.

The characteristics of stainless steel, notably its corrosion resistance, aesthetic appearance and mechanical properties, make it ideally suited for many architectural applications. Optimum performance is achieved by taking into account these characteristics when designing in stainless steel. The paper based on the idea of sustainable development analyses the outstanding features of stainless steel.

In asphalt pavement maintenance design the deflection of pavement strength and the drilling core examination of damage on each structure layer are required. This paper based on the advanced technology of the FWD and developed a link with the Benkelman Beam testing. It indicated that assessment of the usage information on each structure layer by using the Modulus Back Calculation was well matched with the core results; therefore, it improved the work efficiency to a new level.

This paper describes the CL structural system and its evolutive history. By compared with other materials, the CL structural system has the following characteristics such as to reducing the weight of building, expanding area of the house, saving energy, extending the using life. The paper based on interrelated research, illustrated the application and effect of the CL structure in Qinhuangdao. In the paper, The author also explained the scope of the application of the CL structure and proposed to promote the application.

Using the PRO-E to build the 3D model of plastic closures and analyze the main shortages of the plastic closures and the corresponding countermeasures; the influencing factors like the polymer injection location, the pressure, the temperature and the time in the plastic closures molding process are studied in this paper based on Moldflow. The injection closures molding parameters, such as the pressure maintaining, the cooling, and the bucking deformation are optimized with numerical simulation.

This paper based on the basic theory of reliability- centered maintenance (RCM) combined with the characteristics of the high speed train products, analysed and elucidated the time and requirements, premise, the content and the output of the RCM analysis that the high-speed train products carry out; put forward the ideas of organization to implement the RCM analysis, which has a great realistic significance on the RCM analysis.

This paper based on the energy consumption simulation model of chiller system, by analyzing the composition of chiller energy consumption, proposes to compute the best optimal controlling parameters by using simulated annealing algorithm in order to reduce energy consumption. The optimizing process of the best settings of each controllable variable is introduced which use the simulated annealing algorithm in the running chiller system, and the effects of simulated annealing running has been simulated.

The paper based on Mitsubishi M70 NC system, firstly, the theoretical analysis of scroll-type lines and the processing methods have been made, and then focused on the study of the relationship between the C-axis, the X-axis with NC feed rate .Finally, Mitsubishi M70 CNC was used on the fine milling of the scroll plate. The experiment has showed that the result is fine.

Rosin is one of natural recycled resource which is rich in our country . Its mainly elements is tricyclic diterpenoid resin acid , rosin and disporportionated﹑hydrogenated rosin via esterification to overcome rosin itself existed many shortages,such as easy to suffer from oxidation,colour and luster unsteadiness,brittle,low softening point and expand rosin in many industry application scope . The research on rosin catalysis,esterification turning nature and the application of esterified products in the preparations of hot melt adhesives were reviewed in this paper based on the analyzing the studies in the field during the last decade, and has a prospect to the study .

Rainwater is a kind of natural resource and how to treat and utilize effectively has been the tough problem in urban rainwater recycling. In this paper based on the characteristics of street rainwater, a kind of rainwater treatment system is put forward aiming at the rainfall features in northern China. Firstly the collected rainwater will be filtered to remove the organic pollutants with macromolecules and then is discharged into the landscape pond. To deal with the seasonal change of rainwater in winter cities, the variable treatment methods of double subsurface constructed system are applied to achieve the continuous operation.

Many vessels capsized in the passed few years when carry nickel ore, this make many shipowners and crewmembers fear to carry nickel ore . This paper based on the special properties of nickel ore, analysis the root cause why nickel ore are easy to liquefaction when carried on board, demonstrated nickel ore's liquefaction produce large amount of free surface and make vessel loss stability and cause harmful to vessels and crewmembers, summarized additional difficulty vessel encountered when carry nickel ore, based the requirements from IMSBC Code point out the key point of safe transport nickel ore is keep its moisture content below TMP, also represent some useful precautions on nickel ore safe shipment.

Characteristics and reasons of particles migration in low-permeability gas reservoirs are studied in this paper based on indoor experiments. In order to control the migration of clays, applying effect of two clays stabilizing agents compared and analyzed. The results show that particles transportation and blockage is a serious damage fact of which producing pressure differential is the main reason in low-permeability gas reservoirs. Stabilizing agents can effectively control the expansion and diffusion of clays, but the effect on fine silt is limited.

Subsynchronous Oscillation problems caused by HVDC system are studied and analyzed intensively in this paper based on eigenvalue analysis method. By establishing the small signal linearized model of a typical HVDC system, subsynchronous oscillation characteristics of the system with or without SSDC are obtained. Further more, the influence of SSDC parameters to the system subsynchronous oscillation characteristic can be illustrated clearly. This is significant for SSDC design in order to achieve a satisfied restraining effect. Comparing with more accurate electromagnetic transient simulation results, the consistency of the two methods is verified and it can be demonstrated that eigenvalue analysis method is adequate for studying subsynchronous oscillations.

IHR was proposed in this paper based on HR algorithm which defines reference rectangle and binding layer. It finds the best solution and the best combination of layers through finding all the binding layers and calculating the solution of each combination of layers. Experimental results show that the IHR algorithm in two-dimensional packing problem is better than the HR algorithm, especially for large quantity of data test problem.