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Usually, the long-term creep behavior of polymer materials has closed relation with the time-dependent (viscoelastic) response [7].
Materials and method Materials produce.
Clemons: Forest Products Journal, Vol. 52 (2002) No.6, pp.10-18
Dong: Polymer Materials Science and Engineering, Vol. 26 (2010) No.65, pp.189-192.
[8] JINR G and LIU W: Journal of Beijing Institute of Chemical Technology, Vol. 21 (1994) No.1, pp. 35-40.

The effective diffusion coefficient Deff is an important parameter to represent the resistance of sulfate attack of concrete materials.
Due to continuous hydration of cement, it can gradually improve the density of the concrete materials.
References [1] Jiankang Chen and Minqiang Jiang: Construction and Building Materials.
Mobasher: Journal of Materials in Civil Engineering.
Vol. 27(1997), p.1591 [9] Clifton J R and Ponnersheim J M: Sulfate attack of cementitious materials: Volumetric relations and expansions [R].

Coefficient of thermal materials is selected referring to EC2[5].
Acknowledgements: This project was supported by the National Natural Science Foundation of China（50978158）and Natural Science Foundation of Shandong Province（Q2007F02） References [1] ShiXuDong, GuoZhenHai, in: experimental investigation of behavior of reinforced concrete frames elevated temperature, edited by China Civil Engineering Journal, Vol.33 No.1, Feb. 2000.In Chinese
[2]YaoYaXiong, ZhuBoLong, in: experimental studies on fire-resistence of reinforced concrete frames, edited by Journal of Tongji University, Vol.24 No.6, Dec. 1996.In Chinese
[3]Wubo,HeXiYang, in: A study on the redistribution of internal forces in reinforced concrete frames under high temperature, edited by China Civil Engineering Journal, Vol.39 No.9, Sep. 2006.In Chinese
[4]ChenLiGang,HuWenFu, XinQingDe, in: The Temperature Distribution of The Reinforced Concrete Slabs Under Fire, edited by Fire Safety Science, Vol.13 No.4, Otc. 2004.In Chinese

Materials and methods Strains and culture conditions.
Acknowledgements This project was financially supported by the natural science foundation of Heilongjiang province (C201118).
Cardwell: African Journal of Biotechnology, Vol. 5 (2006) No.5, p.419
Makino: Journal of Pesticide Science, Vol. 32 (2007) No.2, p.164
Monte: FEBS Journal, Vol. 272 (2005) No.2, p.493

On the contrary, the recommended formula from Zhou Huaide underestimates the ultimate bearing capacity of angle shear connector, this not only results in great waste of materials but also makes inconvenience to construction.
Reference [1] Wang Lianguang: Theory and Calculation of Composite Construction in Steel and Concrete (Science Press, Beijing, China 2005)
[3] Huang Yong, Ren Weixin, Lv Xiao, Song Jia: Journal of Guizhou University(Natural Science Edition), Vol.27(2010), P.97-100
[4] Zhou Huaide, Bai Jianan, Lei Yuantie, Wang Xiaoyi: Journal of Hefei University of Technology(Natural Science Edition), Vol.17(1994), P.126-130
[6] Nie Jianguo, Shen Jumin, Yuan Yansheng, Lin Wei, Wang Wenhui: Journal of building structures, Vol.17(1996), P.21-28

Materials and Method Drinking water sources were sampled from different locations in Ado-Ekiti.
References [1] O.A Adebile, Statistical Method in Research for Applied and Behavioural Sciences.
Mactop Publisher, Osogbo, Nigeria, 2001. 0 500 1000 1500 2000 2500 3000 Sample A Sample B Sample C Sample D Sample E Sample F Water samples Coliform organisms / 100 ml (MPN) 3000 2500 2000 1500 1000 500 Sample A Sample B Sample C Sample D Sample E Sample F Water Sample [2] A.C Okuofo and N.O Echafoma, Bacterial Logical and Physio-chemical Examination of wells in Ahmadu Bello University Zaria, ABU Journal of Applied Sciences, p. 42, Oct, 1990
Leonard Journal of Sciences, January-June p. 67, 2007
[9] W.J Kaufman and G.T Orlob, Measuring groundwater movement with Radio Active Chemical Tracers, Journal of American Water Works Association, p. 559

Assessment of Potential Ecological Hazard of Heavy Metals in Farmland Based on GIS Xuecheng Zheng1,2, Chao Li3, Dongwei Li1,2,a 1The Key Laboratory for coal mine disaster dynamics and control, Chongqing University, 400044, P.R.China; 2State and local joint engineering laboratory of methane drainage in complex coal gas seam, Chongqing, 400044,P.R.China. 3College of Biological Science and Technonogy, Hunan Agricultural University, Changsha 410128, China alitonwei@cqu.edu.cn Key Words: GIS, index evaluation, ecological risk, farmland.
Materials and Methods Sampling and Analysis:This paper takes the farmland around one pyrite refining slag field in southwest as the research target.
Journal of East China Normal University(Natural Science), 1(2005) 111-116
Chinese Journal of Soil Science, 41(5)(2010) 1180-1183 [4].
Chinese Journal of Eco-Agriculture, 16(4)(2008) 848-852 [7].

The choice of tailings dam simulation software Due to the nonlinear of the material and so many characteristics at the simulation process of the tailings.
Fund project: This research has been funded by The National Natural Science Foundation of China（No.41202214）, Beijing Nova Program （No.Z121106002512008） and Young talent project of Beijing.
Journal of Safety Science and Technology, 2009, 5(1):48-52
Journal of water conservancy, 2006,5(5):594-600 [3] Gens A, Alonso E E .
Journal of Guangxi normal university 2006.9(3):49-88

Introduction Basic oxygen furnace (BOF) Steelmaking a complexly multi-component and multi-phase Physical and chemical process, where iron and some raw materials are added into the converter, Then the oxygen lance is inserted oxygen points in the furnace mouth, and Oxygen is “blown” into the BOF at supersonic velocities.
Shao, “Slab minerature prediction model based on RBF neural network,” Journal of System Simulation, vol. 11, no. 3, pp. 181-184, 1999
Chai, “BOF Endpoint Prediction Based on Grey Model,” Journal of Iron AND Steel Research, vol. 11, no. 4, pp. 9-12, 1999
Kong, “Research on the endpoint optimization control model of BOF steelmaking,” Hangzhou University of Electronic Science and Technology
Ren, “Modeling the Toxicity of Aromatic Compounds to Tetrahymena pyriformis: The Response Surface Methodology with Nonlinear Methods,” Journal of Chem Inf Comput Sci., vol. 43, no. 5, pp. 1679-1687, 2003

Fig2 is dredging from reservoir.Materials of building, and heat preservation, and decoration, and fireproofing,and flood control, and industrial raw are broadly explored.
Procedia Environmental Sciences ,2012,13： 214 – 220
Environmental Science. 2013,33(3):p.762-770.
Engineering Journal of Wuhan University. 2011, 44(5) p.599-603.
Journal of Hydraulic Engineering. 2007.12.