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This paper focuses on the internal characteristics and content of the e-commerce knowledge chain management. According to the characteristics of knowledge absorption, this paper give the improved spiral recycle of knowledge chain process model, Furthermore put forward the optimization model of e-commerce knowledge chain management. Though analyzed problems of the model and the impact sub-factors of...
The three cutting elements and its optimization are very important factors to the machining quality in NC machining. So we should find the optimized combination of the three cutting elements satisfied the requirements of part quality before machining. This paper uses orthogonal test method to analyze the effect of cutting elements to surface roughness, it's a single index 3 factors and 3 levels of...
Users always expect to acquire high quality services from online banking. Previous studies have found that website system quality is a main factor determining online users' initial adoption and usage. For their continuance usage, service quality may be a main determinant. This research proposes that online banking service quality, reputation and security influence users' continuance usage through...
The text researched the insulation work of fiberglass frame when it supports in favor of temperature difference. According to the require, we designed and calculation the insulating work layer thickness size h of the fiberglass frame member. Adopting finite element analysis, we calculated the thermal field in temperature difference inside and outside the fiberglass frame member, analyzing the property...
In this text, the method of deformation calculation for the thin wall member under shock load. We made research into impact, distortion of the thin wall member which is under constraint condition of freely supported beam by dint of emulation though MATLAB and the finite element analysis software ANSYS, the object of this research is aluminium alloy thin wall member.
Complex adaptive system (CAS) theory is used to analyze the e-commerce system and the concept of e-commerce transaction network is proposed. The e-commerce transaction network can be viewed as a complex network which is constructed by transaction behaviors between buyers and sellers. Then we give a formal definition of the e-commerce transaction network and establish a multi-agent model for e-commerce...
This paper presents the techniques about microhole abrasive flow machining techniques of the abrasive flow machining crafts through controlling the relative motion between the workpiece and the abrasive flow by controlling motion speed of the abrasive cylinder piston, and improving machining accuracy and efficiency. Abrasive flow maching through motor-driven the abrasive cylinder piston is achieved...
Applies TSP (Traveling Salesman Problem) and solving algorithm to hole swarm NC programming, it could optimize tool path, reduce cutting time. According to points coordinates, the distance between points could be computed, take the link lines and distance between points as factors, the TSP model could be established. Applies backtracking algorithm and genetic algorithm to solve this model, the shortest...
Monomer pump is an engine's key component in the Altogether track feed oil system. When engine running, the monoblock pump is under high temperature, high pressure and easy to wear condition. Facing coat of monoblock pump is essential to enhance the engine's lifetime by elevating its resistance to high temperature, wear and corrosion. In this paper, the sputtering power, sputtering time, total sputter...
The self-designed Abrasive Flow Machine and Clamp are introduced in this paper. The technology issues of abrasive flow medium selection and process parameters settings are discussed. We conducted the experiment on the small hole with diameter of 0.15 mm. Through the experiment, the best process parameters of the Abrasive Flow Machining of small hole are obtained.
A prototype system called APAVA to implement the decomposition process for generating the best feasible assembly plan is presented in this paper. The system structure of the decomposition process is discussed with its four maim modules: the feasibility testing module, the evaluation module, the selection module and the decomposition module. Then, an assembly example is presented as the application...
An automated structural optimization system named VCD (Vehicle Concept Design) is shown in the paper. The system is based on CAE technology and also merges some advanced technology such as template method, parametric technology and optimization technology. It can build parametric body geometry model and FEM mesh model rapidly and automatically. The body's stiffness and modal could be solved well and...
Website quality is crucial for acquiring user satisfaction and e-commerce website success. Based on TAM and information system success model, we analyze the effect of website quality on user satisfaction. Website quality includes three dimensions: system quality, information quality and service quality. These dimensions affect user satisfaction through perceived ease of use, perceived usefulness and...
The particular charm of contemporary information technology can inspire study interesting of students, improve the quality of teaching, and open a door to the reformation of educational and teaching. The contemporary information technology with the teaching theory establishes the base of education and teaching reform, its development improves the revolution of classroom communion. The combination...
With the constant deepening of the reform of teaching, implementing educational IT in higher education is an effective method to guarantee the universities teaching quality. In this paper, ire elaborated the important role of a modern educational IT to integrate the curriculum content, teaching methods and the reform of class teaching, the important role of mobilizing learning activity and let students...
In order to satisfy the fast development of machinery industry and the demand for the quality and level of talents in the machinery field, in this paper, we proposed to constructs the CAD/CAM technology platform through the analysis of the influence of development tendency of CAD / CAM technology on the talents cultivation pattern of universities. The reform is carried out to restructure and optimize...
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