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Material constants: bulk density of the prestressed concrete is 26kN/m3; the elastic modulus is 30GPa; Poisson's ratio is 0.2.
Conclusions Vessel collision is a problem of highly nonlinear and complex dynamic response, which relates to multiple coupling of geometry, materials, and boundary condition etc, and with the fluid-solid coupling problem existing.
Wang, State of art of ship collision design for bridges and future research, Journal of Tongji University, 2002, 30(4): 386–392
Gao, Structural security evaluation of Niuwan bridge under condition of ship collision, Journal of Natural Disasters, 2009,18(3): 65–71
Fang, Numerical simulations of ship collision with protective devices of bridge pier, Journal of Natural Disasters, 2006, 15(5): 100–106

(2) Consider the axis and impeller are of the same material property
The material of the spindle is H410(1Cr13).
Journal of Chengdu Electromechanical College, 2006, 6( 2): 28-30
Journal of Fluid and Structures , 1996 , 10 : 893-918
ASME Journal of Fluids Engineering , 2002, 124 (1): 176-181

Pyrolysis is the heating of an organic material, for instance wood, at elevated temperatures in the absence of oxygen.  
So, the material does not combust as no oxygen is present.
All that is left is the carbon exoskeleton latticework of the charred material, called bio-char. 
Park, Pyrolysis oil from fast pyrolysis of maize stalk, Journal of Applied Pyrolysis 83 (2008) 206-212
Egashira, Pyrolysis and characterization of the products for recycle of rubberwood residues, Journal of Applied Sciences 5 (2005), 104-107

Acknowledgement Authors acknowledge financial support from the China Nature Science Foundation (No. 51305238) and the Independent Innovation Foundation of Shandong University, IIFSDU (2012ZRYQ009).
Li: Journal of Materials Processing Technology, vol.185 (2007), p.2–16 [2] G.
Chuang: Journal of Materials Processing Technology, vol. 180 (2006), p. 151-160 [3] S.C.
Ramamoorthy: International Journal of Machine Tools and Manufacture, vol. 47 (2007), p. 570-579 [6] C.
Herna´ndez: International Journal of Machine Tools & Manufacture, vol. 47 (2007), p. 1847–1853 [8] C.A.

Materials and Methods Strain and medium.
Kengen, Journal of Biotechnology 161 (2012) 366-377
Champagne, Journal of Microbiological Methods 29 (1997) 153-160
Ball, Livestock Science 134 (2010) 221-224
Guo, Materials Letters 60 (2006) 919-925

The influence of an education organization both in the planning and preparation of learning materials and in the provision of student support services these distinguishes it from private study and teach-yourself programs.
[2] Junfeng Li: submitted to Journal of Engineering Graphics (2011)
[3] Jinzhao Wang: submitted to Journal of Procedia Engineering (2012)
Moore: submitted to Journal of TechTrends (2014)
[6] Filiz Kantek: submitted to Journal of Procedia-Social and Behavioral Sciences (2014)

Optimum Grinding Parameters for CRYSTOE and NEOPARIES Based on Orthogonal Experiment Li Xu1, a, Hongdong Li2,b and Lili Zhou3,c 1Mechanical Power and Engineering College, Harbin University of Science and Technology ,Harbin,China axuli-001@126.com, blihongdong1988@163.com, canranlili@126.com Keywords: CRYSTOE and NEOPARIES; Processing; Orthogonal test ;optimization Abstract.
As a new material ,CRYSTOE and NEOPARIES are widely used in aerospace and military equipment, its surface quality requirements is very high.
References [1] Mingjun Chen,Feihu Zhang,Shen Dong, Study on Ultra—precision Grinding Machining of M icrocrystalline Glass in the Ductile Mode, Chinese Journal of Scientific Instrument,23(2002),71-72 [2] Li Xu,Guang Yang,Study on Decreasing Processing Cost of Special-shaped End Socket, Advanced Process Technology, (2011) 3094-3095 [3] Guoyong Bao,Cheng Wang: Application Analysis of Orthogonal Experimental Desigh in Mechanical design, Journal of Jinhua College of Profession and Technology,2005,23-24

The Synthesis and Ion-exchange Property of Li+ Memorized Inverse Spinel Mg2Ti0.5(PO4)2 Jinhe Jiang MicroScale Science Institute , Department of Chemistry and Chemical Engineering ,Weifang University, Weifang, 261061,China Corresponding author.
The Li+ extraction/insertion with this material were investigated by X-ray, FT-IR spectroscopy, and Kd measurement, The acid treated samples had an ion exchange capacity of 8.7mmol/g for Li+.
Jiang, C.R.Wan, H.C.Gao: Advance on extraction lithium from salt lake, J.Chemistry Online. 1997,(12),11 [3] D.Q.Dong, J.Zhong, D.L.Liu, Y.F.Liu: LiCu0.5Mn1.5O4 synthesis and Li+ extraction/reaction with it in the aqueous phase, J.China Journal of Applied Chemistry . 1998,15(3),11 [4] H.Zhong: Prpperty of H2TiO3 type ion-exchangers and extraction of lithium from brine of natural gas wells, J.Chinese Journal of Applied Chemistry. 2000,17(3),307

Ruiz-Navasc Department of Materials Science and Engineering, Universidad Carlos III de Madrid, Avda. de la Universidad, 30, 28911 Leganés (Spain) a elena.gordo@uc3m.es, b bgomez@ing.uc3m.es, cemruiz@ing.uc3m.es Keywords: Fe-based MMCs; high-energy milling; sintering; heat treatment.
Conclusions Composite Fe-NbC powder produced by HEM can be processed by PM techniques to obtain highdense cermet-type materials.
The microstructure of heat treated materials is more homogeneous than as-sintered materials and presents low porosity.
Torralba, Journal of Materials Processing Technology 162-163 (2005)59-64
Suryanarayana, Progress in Materials Science 46 (2001) 1-184

Kinetic study on lignin extraction by ionic liquid Deng Yu1, a, Zhang Zhimin1,b 1School of Material Science and Chemical Engineering, Tianjin University of Science and Technology, Tianjin 300457,China adengyu@tust.edu.cn , bhappyzzm@126.com Keywords: straw；ionic liquids；lignin；kinetic Abstract.
There was some research on kinetics of delignification on non-wood material such as reed, bagasse, rice straw, agrimony[2].
Experiment Materials and chemicals.
The lignin percentage in pulp relative to absolute dry raw materials was detected.
Chemical Engineering Journal, 2006, 121(2-3):153-158