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E-commerce logistics refers that based on the realization of logistics electronization, the logistics enterprise integrates the advantages of information flow, business flow, material flow and capital flow with the core of logistics business to develop the related application service of e-commerce[1].
Journal of Chongqing University of Science and Technology (Social Sciences Edition).

Analysis on Tow-phase Flow of WJ-4FB Explosion-proof Scraper Waste Gas Treatment Tank Based on CFD Wei Zhang, Wenming Zhang, Miaomiao Guo School of Mechanical Engineering, University of Science and Technology Beijing, China ustb_dzw@126.com Keywords: Waste Gas Treatment Tank; Gas-liquid Two-phase Flow Analysis; CFD Abstract.
Tab.1 Inlet gas physical constants of exhaust gas treatment tank material parameters inlet gas parameters Density(Kg/m³) 0.5964 dynamic viscosity(NS/㎡) 3.1e-05 Thermal conductivity(W/mk) 0.02415 Specific heat (J/ kg·K) 1120.5 gas constant (KJ/ kg·K) 0.2939 Numerical Simulation and Analysis of Calculation Results Analysis of the initial flow properties.
Analysis of the Flameproof Diesel Exhaust Cooling System [D].University of Science and Technology Beijing.2007.
Characteristics of phase distribution of gas-liquid two-phase flow in new scrubbing-cooling chamber [J].Journal of Chemical Industry and Engineering.2008，32 (2):102-103.

The material of the blade is stainless steel 17-4PH, modulus of elasticity ,poisson ratio , density scale .After the three-dimensional solid modeling of the blade,we choose the 3D 20 nodes,SOLID 95 solid elements.
Acknowledgement This project is supported by the Foundation for Young Talents in College of Anhui Province (2011SQRL034); Humanity and Social Science Youth foundation of Ministry of Education(11YJC630208).
Journal of Jilin University, 2002, 32( 3): 41- 44.
Nonlinear finite element analysis and examples.Beijing: Science Press,2005.

Once dust generation means that in the production process, because of the air is induced, the dust is brought out from the material, leading to dusty phenomenon.
Journal of Chongqing University of Technology (Natural Science), 2011, 25 (5) :13-17
Harbin Railway Science Technology, 2009, 02.

Mineralogy and Tectonic Setting in Guihuachong Copper Deposit in Tongling, Anhui Province Zilong Yue1,2, a *, Bin Liu3, b and Qianhui Lv4, c 1State Key Laboratory of Geologic Process and Mineral Resources, China University of Geosciences(Beijing), Beijing 100083 , China 2College of Environmental Science and Tourism, Nanyang Normal University, Nanyang, Henan Province 473061, China 3Xiamen ZiJin Engineering Design Co., Ltd, Xiamen, 361006, China 4School of Geology and Geomatics,Tianjin Chengjian University, Tianjin 300384, China aemail: yzlong1230@163.com, bemail: oliubinhua2004@126.com, cemail: 1036506244@qq.com * the corresponding author Key words: mineralogy; tectonic setting; Guihuachong mine Abstract: The Guihuachong copper deposit is located in the Shatanjiao ore field along the MLYRMB in eastern China, mainly consist of porphyry ores hosted in granodiorite porphyry, which has newly been discovered in recent years.
Basaltic magma was produced with the hot asthenospheric material upwelling.
Mid-paleozoic collision in the north Qinling: Sm–Nd, Rb–Sr and 40Ar/39Ar ages and their tectonic implications.Journal of Asian Earth Sciences 21, 69–76.

Improvement on Gap Detection Servo System of EDM Based on Fuzzy Inference System Yan Wang 1, a, Guanghe Wu 2,b 1 College of Mechanical Engineering, University of Shanghai for Science & Technology, Shanghai, 200093, China 2 College of Engineering Science & Technology, Shanghai Ocean University, Shanghai, 201306, China a yanwang909909@163.com, b368@163.com Keywords: EDM; Gap detection; Discharge state; Fuzzy adaptive PID Abstract.
When the electrode material, work liquid and processing electrical parameter etc. are determined, gap average voltage should maintain in a small scope during EDM process.
References [1] AnLianxiang,Wangang: Manufacturing industry automation Vol.30(2008), p.47 [2] Huo Mengyou, Zhang Jian hua: Electric machining and mold Vol.3(2003), p.17 [3] Chi Guanxin, DiShichun: Modern manufacture project Vol.7(2006), p.346 [4] GengChunming, ZhaoWansheng: Electric machining and mold Vol.3(2001), p.27 [5] GuAn, LiuZhengyun: Journal of Nanjing Aeronautics and Astronautics University Vol.8(2002), p.4.

The Study and Practice of Constructing Featured Specialty Based on the Double Qualified Teacher and Double Mentors Fenghua Zhao 1, a, Xianfang Guo1,b and Yun He1,c 1 Changzhou Key Laboratory of Construction Engineering and Material Properties, School of Civil Engineering and Architecture, Changzhou institute of technology, Changzhou, Jiangsu, China, 213002 azhaofh@czu.cn, bguoxf@czu.cn, cheyun@czu.cn Keywords: Double qualified teacher, Double Mentors, Featured specialty, In-depth cooperation, Open-ended experiment courses, Practical bases construction.
Kan, Research of Open Laboratory Teaching for A Plan for Educating and Training Outstanding Engineers, Journal of Science Mosaic, February 2011, p. 245-247
Wei, in: Teaching Research on Cooperating Mode of Enterprise Practice of Oriented to Plan of Excellence，2011 Teaching Seminars on Higher Education Science and Engineering Courses, Scientific Research Publishing, Vol. 2, December 2011, p. 964-967.

Robot Vision System Based on Image Model Feature Extraction Yun zhao School of Mathematics and Computer Science, Jiangxi Science and Technology Normal University Keywords: Image model; Feature extraction; Robot vision; Wavelet transform Abstract.
Introduction Computer graphics model extraction can regulate the color, material, density and other factors of the entire machine visual design through the computer directly easily ,which improves the quality and speed of design and saves manpower and resources and receives the glorify of the designers[1,2].
Sensing Technology Journal ,2014(3):45-47

The main reason is that drilling cost and underground pipe material fee of ground-source heat pump are very high, which is more than half of total investment.
Journal of Huazhong University of Science and Technology(Nature Science Edition) ,2009, (04)

Introduction Uncertainties in material properties and structural geometry are due to measurement inaccuracies or structure complexities.
Acknowledgments We would like to express our appreciation to Program for Changjiang Scholars in University, to Chinese National Natural Science Foundation (50535010), to the Liaoning Innovative Research Team and the Liaoning Natural Science Foundation (20052034) for supporting this research.
Wen: AIAA Journal, Vol.40(2002), p.585-586 [6] Y.