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And the material property and the motion restraint are set according to the above-mentioned principle.
The motion restriction, materials density and friction are input into the virtual model of the transit unit.
Acknowledgment Funding for this research was provided by the National Science & Technology Pillar Program of China (2012BAF07B02) and the Beijing Innovation Team Program on Fruit and Vegetable Industrial System.
Journal of Northeast Agricultural University,1957,1 [9] Zhao Yongge,Xu Mingxiang,Wang Quanjiu,Shao Mingan.
Physical and chemical properties of soil bio-crust on rehabilitated grassland in hilly Loess Plateau of China,J.Chinese Journal of Applied Ecology.17(2006) 1429-1434

The problem relating historical deformation, such as viscoelastic material model and the time effect of inertia (dynamic problems), must use incremental method.
Considering of the load temperature, the dynamic plastic bilinear isotropic material model associated with temperature is chosen.
K=1.5 K=1.8 K=2.2 K=2.6 Fig 2 Failure process by water specific gravity overcharge method Acknowledgement This paper is supported by the doctor Foundation of Guangxi University of Technology (11Z02) , GuangXi Department of Education Foundation and the GuangXi Science Foundation (0991063).
References [1] Ren qing-wen: status quo and problems on safety analysis of high arch dam.journal of hydraulic engineering.
[2] Zhang chu-han:discrete-contact-fracture analysis of rock and concrete.Chinese journal of rock mechanics and engineering.

Introduction When manufacturing a cold-forged steel such as a bolt, the steel is normally subjected to spheroidization annealing to soften the material and increase its ductility before it is formed into final shape.
Pineau, Journal of the Iron and Steel Institute, Vol. 209, (1971) p. 891 [5] S.E.
Lee, Journal of Materials Science, Vol. 22, 1987, p. 2319

For the sake of safety, we adopt plastic material.
The International Journal of Advanced Manufacturing Technology, 1999,15(9):649-654
Journal of Materials Processing Technology, 2005：1379-1387
Kinematics Modeling and Post-processing Method of Five-axis CNC Machine[C]. 2009 First International Workshop on Education Technology and Computer Science, 2009: 300-303.

Materials The chemical reagents used in the experiment are commercially available and are used without further purification. 2.2 Catalyst preparation and charaterization HPW/SC catalysts are synthesized by impregnation method.
Subsequently, the model oil phase is collected and analyzed for sulfur content by a WK-2D microcoulometric detector (with sulfur detection limit of 0.2 ppm). 3 Result and discussion 3.1 N2 adsorption isotherms All the nitrogen adsorption–desorption isotherms of the HPW/Sc catalysts belong to the BDDT type I classification, characteristic for microporous material.
Yang, Desulfurization of transportation fuels with zeolites under ambient conditions, Science 301 (2003) 79
Preparation of phosphate promoted Na2WO4/Al2O3 catalyst and its application for oxidative desulfurization, Journal of Industrial and Engineering Chemistry 15 (2009) 780
[7] P.Na, B.L.Zhao, L.Y.Gu, J.Liu,J.Y.Na, Deep desulfurization of model gasoline over photoirradiated titanium-pillared montmorillonite, Journal of Physics and Chemistry of Solids70 (2009) 1465

Its material is GPPS 2110.
Materials and Design 2007, (28):1271-1278
Journal of Mechanical Engineering 2011;47(6):27-32
Journal of Tongji University(Natural Science) 2011;39(2):287-289.

Powder Metallurgy and precious metals: state of the art and future developments Marco Actis Grande1, a *, Ilaria Forno 1,2, b 1Politecnico di Torino – Department of Applied Science and Technology, Viale T.
Substantially scrap-free and near net-shape, PM process is definitely applicable for those materials where the raw-material cost is highly relevant such as Gold, Silver and Platinum group metals.
Despite being a well-established and reliable technique, investment casting has some limitation, mainly in terms of size, castable materials and metal recycling.
Orrù et al., Consolidation/synthesis of materials by electric current activated/assisted sintering, Materials Science & Engineering R, 2009 [8] H.
Conrad, Enhanced phenomena in metals with electric and magnetic fields: I electric fields, Materials Transactions, 46 (6), 2005 [9] A.

There is an increasing interest in developing fully biodegradable materials for industrial applications.
Plant fibers from agricultural crops are renewable materials which have potential for creating green products and replacing synthetic materials which are currently being used such as glass fiber, carbon fiber and plastic fibers.
Subsequently, the mould together with the materials was placed onto the heating panel of the hot press machine.
Engineering Composite Materials, Second Edition., (Chinese version).
Journal of Polymer Sci. 82(2001) 1761-1767 [6] P.J.

Materials used in those components were in different shape and thickness in complicated environment where the stress ratio changing frequently, the experimental study of the fatigue crack growth rate with different R-ratios and thickness is required.
Acknowledgment The research work was supported by the National Natural Science Foundation of China (50975260, 51005208) and the Natural Science Foundation of Zhejiang Province of China (Z1091027, Y6090081).
Schijve: Fatigue of Structures and Materials, (Kluwer Academic Publishers, 2001)
Jiang: Chinese Journal of Mechanical Engineering DOI: 10.3901/CJME (2011)
Wang: submitted to Applied Mechanics and Materials (2011).

Another advantage of nanofibrillar cellulose is that their production does not interfere with the food chain, therefore, they can be considered as socially sustainable raw materials.
Application Cellulose is a versatile starting material for several applications.
It is directly linked to the paper industry in which cellulose is used in a conventional way, as a structural material for paper and cardboard products and also in textiles to made cotton, linen, and other plant fibers.
On the other hand, nanobiohybrid (NBH) catalyst consist of supported material and enzyme.
Samir, Journal of Adhesion Science and Technology 22 (2008) 545-567