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As shown in Figure 6, if the valve core is only reciprocating, the spherical polar grinding and the material removal volume are not uneven when compared with other positions so that the even surface profile is difficult to achieve.
Journal of Changchun Institute of Optics and Fine Mechanics. 2005,18(2)：100 [4].
Mechanical Science and Technology for Aerospace Engineering. 2009（5）：652-656 [5].
Heavy Machinery Science and Technology. 2005（2）：1-3 [6].

The material properties of the FEM model are represented by σ= 3.45×108 N/m2, yield limit, E=2.06×1011 N/m2, Young's Modulus, µ = 0.3, Poisson's ratio and ρ = 7850 kg/m3, the density, respectively [1] .
Acknowledgements The paper is subsidized by National High Technology Research and Development Program 863 Plan (Item Number: 2009AA043000) and the Shanghai Science Committee item "Shanghai Jiao Tong University Branch Center，Port Mechanical Engineering Technology Research Center of Shanghai Zhenhua Heavy Industry Co.Ltd" (Item Number: 08DZ2210102).
References [1] Jin Yu-long, Wu Tian-xing, Li Zeng-guang: Journal of Vibration and Shock, 2009, 28(12): 172 - 177
Beijing: Science Press, China, 2001.

The Study on Precipitation Characteristics in 6082 Aluminum Alloy with Cu addition Jin Man a, Chaofeng Xiab ,Guangjie Shaoc School of Material Science and Engineering, Shanghai University.
Acknowledgements This work was financially supported by the National Natural Science Foundation of China (50801044).
Trans.A Vol. 32 (2001), p.1063 [17]L.Zhen,W.D.Fei: Journal of Mater.

China Material Science and Technology and Equipment, 2008, (3):47-48.
Journal of Marine Science and Application, 2009, (3):71-76.

Semantic Inner Product Based Web Service Matchmaking Method Wenqing Li1,2,a, Yuting Zhang3,a, PuZhao4,c, Kexiang Wang4,c, Wenqin Lu1,2,a 1Research Institute of Highway Ministry of Transport, Beijing 100088, China 2Key Laboratory of Road Construction & Material of Ministry, Beijing 100088, China 3School of Software, Beijing Institute of Technology, Beijing 100081, China 4School of Computer Science and Technology, Beijing Institute of Technology, Beijing 100081, China aemail: yeaphon_li@126.com, bemail: zhaojialipu@126.com Keywords: Web Service; Web Service Matchmaking; Semantic Inner Product Abstract.
Acknowledgment This work is supported by Natural Science Foundation of Hebei Province (F2009000929).
International Journal of Cooperative Information Systems 2005, 14(4): 407-437

It greatly reduces workload so that we can pay more attention to the necessary work, and it is not necessary to waste the large number of manpower and material resources only for monitoring the machine operation, which contributes a lot to increase the production automation and efficiency.
Fig.4 Remote Monitoring Interface Acknowledgements The project supported by the Agricultural Science and Technology Development Fund of Tianjin Agricultural Committee, China (No. 201101033).
Tianjin Agricultural Sciences. 2010,16(5),p. 88-90
Present Situation and Prospect on Rural Sewage Treatment Technology..Guangxi Journal of Light Industry. 2009,11,p. 105-106

Lomonosov Moscow State University, Leninskie gory, 119991 Moscow, Russia 2 Winogradsky Institute of Microbiology, Russian Academy of Sciences, Prospect 60-letiya Oktyabrya 7/2, 117312 Moscow, Russia 3 Institute of Inorganic Chemistry, v.v.i., 25608 Husinec – Řež, Czech Republic 4 Faculty of Mathematics and Physics, Charles University, Ovocný trh 5 116 36 Praha 1, Czech Republic 5 Laboratoire de Physique de l'Etat Condensé, UMR CNRS 6087 Université du Maine F72085 Le Mans Cedex 9, France anchistyakova@yandex.ru Keywords: Mössbauer spectroscopy, dissimilatory iron-reducing bacteria, iron oxides, bio-magnetism Abstract.
According to the X-ray diffraction data, the initial SF is an X-ray amorphous material.
Zavarzina, et. al.: Czechoslovak Journal of Physics Vol. 50 (2005), p.781
Marc Michel, et al.: Science Vol. 316 (2007), p.1726

The Influence of the Enterprise’s Market power on Its Availability for Trade Credit and Bank Credit Financing ——Based on the Empirical Test about the Listed Companies of Electrical Energy Wu Dan1,a, Luo Yan2,b 1Jiangxi Science and Technology Normal University, Nanchang, Jiangxi Province 330038,China 2Jiangxi Science and Technology Normal University, Nanchang, Jiangxi Province, 330038,China aemail:wd877677@163.com,bemail:ly6927127@163.com Keywords: Bank Credit Financing; Market power; Trade credits Abstract.
Introduction An enterprise, whenever in any [1] development stage, can be provided a firm material backing by an abundant financial capital and can be made up for the weakness in other aspects with the advantage of capital.
Journal of Financial Economics，96: 413 ～ 432 2010

When calculating the total social benefits, the revenue of electricity sales and the cost of purchasing electricity offset each other, do not affect the final result. 3.1.2 The generation cost function is the generation cost function of the generator , generation costs includes fixed costs and variable costs[12], mainly including fuel costs, equipment depreciation costs, material costs, labor fees. 3.1.3 The transmission costs Transmission costs consist primarily of fixed costs (Network infrastructure costs, system operating costs and management costs) and variable costs (operating and maintenance costs, network loss expenses and other costs)[12]. 3.1.4 The auxiliary service costs is the auxiliary service costs, represents auxiliary services program, auxiliary services mainly include active standby, interruptible load, AGC, black start, etc. 3.1.5 Security loss represents Security Loss, can be represented: (4) is expected cost of emergency
Science in China Series E: Technological Sciences, 2009, 39 (2) : 286-292
Journal of Tianjin University, 2008, 41 (6) : 635-646

The fineness of slurry material should be smaller and fluidity of slurry should be better, it was necessary to adding retarder to prolong the setting time.
Science and Technology Innovation Herald. 2013,31:2-3.
Journal of Shijiazhuang Tiedao University(Natuar Science). 2013, S2: 77-80.