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where κ, which is a numerical parameter, is given by κ=πϵE'3K2ƐRK (2) where, for the reduced elastic modulus E', the following relationship holds: 2E'= 1- v12E1+ 1- v22E2 (3) E1, E2, v1, and ν2 are the modulus of elasticity and Poisson's ratios of the materials of each body in contact.
International Journal of Advanced Engineering Research and Science, v. 8, p. 397-407, (2021)
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Environmental Science. 29(2008) 2345-2349
Environmental Science. 29(2008) 2628-2632
Journal of Biotechnology. 111(2004) 297–309
Journal of Sichuan University (Engineering science edition). 41(2009) 86-90
Environmental Science. 26(2005)98-101

Material and methods Experimental materials.
Chinese Journal of Environmental Engineering, 2007, 1(6): 397-400(In Chinese)
Ecologic Science, 2000, 19(4):67-72(In Chinese)
Environmental Science and Technology, 2004(4):17-19(In Chinese)
Journal of Beijing Normal University (Natural Science), 2009, 45(5/6): 509-514(In Chinese)

Thereby, structural material parameters have a strong impact on the dynamic behavior.
Journal of the American College of Cardiology 55(14) (2010) 1509-1544
Journal of Magnetic Resonance Imaging 41(1) (2015) 44-51
American Journal of Mathematics, 60(4) (1938) 897-936
International Journal of Engineering Science 48(11) (2010) 1332 - 1349

After years of trial and elected hybrids, which with fast growth, easy propagation, the excellent characteristics of good material[1-5].
Journal of Northeast Forestry University.2009.37.2.94~95
Xinjiang Agricultural..Sciences.2005,42( 4):280—283
Xinjiang Agricultural Sciences. 2009, 46(5):1008-1011
Journal of Xinjiang Agricultural University.2011,34(6):490-493

Samadi2 1School of Mechanical Engineering, The University of Adelaide, Australia SA 5005 2Department of Mechanical Engineering, Science and Research Branch/IAU, Tehran, Iran Ley@mecheng.adelaide.edu.au Keywords: Inverse heat conduction problem, Artificial neural network, Sequential function specification, ANSYS parametric design language.
The model consists of 1010 rectangular elements and the same material properties mentioned in Section 2 were used.
[5] Behbahaninia, A. and Kowsary, F. (2004), A dual reciprocity BE-based sequential function specification method for inverse heat conduction problem, International Journal of Heat and Mass Transfer, 47(2), pp. 1247-1255
Applying neural networks to the solution of forward and inverse heat conduction problems, International Journal of Heat and Mass Transfer 49, pp:4732–4750
[7] Morteza Mohammadzaheri and Lei Chen, (2010), Intelligent predictive control of a model helicopter's yaw angle, Asian Journal of Control, Vol.12, No.6, pp. 1-13.

Bearing behavior study of rammed cement-soil pile compounded foundation in collapsible loess Yuehui LI 1,a, Xiaojuan GAO 1,b 1Institute of Civil Engineering, Henan University of Science and Technology, Luoyang, China 471023 alylyh66@163.com,bgaoxjly@163.com Keywords: Rammed cement-soil pile,compounded foundation, bearing behavior, collapsible loess Abstract: The rammed cement-soil pile compounded foundation is widely used in collapsible loess of northwest China.
But the static load test will cost much manpower, material resources and financial resources and the number of test is limited and cann’t be analyzed statistical law.
Journal of Wuhan University of Technology. 2009,31(8):72-75(in Chinese) [4]Haibao Si, Zhaoran Xiao.Chinese Journal of Geotechnical Engineering,2011,33,Supp.2: 480-484 (in Chinese) [5]Min Yang, Xihong Zhao.
Journal of Tongji University, 1992,20(4):421-427(in Chinese)

In practice enterprise basic database, there are suppliers information table (T_ PURCHASE_SUPPLY), suppliers material table (T_ PURCHASE_PART), contact information table (T_ PURCHASE_CONTACT), contract information table (T_PURCHASE_CONTRACT), order form table (T_ PURCHASE_ORDER) and other tables, which are relation to supplier evaluation.
Management Science , vol. 4, no. 6, pp.1091-1096. 1995
European Journal of Operational Research North-Holland, vol.48.
Journal of Intelligent and Fuzzy Systems,” vol. 7, pp.387–400.1997 [7] Li X., Li Y.J., Cai X.Q.
European Journal of Operational Research, 2011, 209(3): 273-284

From the study of the data such as casting thin slice, conventional thin slice, scanning electron microscope, X-ray diffraction and whole rock analysis, found that it is difficult to determine a single factor, such as some kind of detrital minerals or a single interstitial material, has a clear change relationship of the porosity, permeability.
Journal of Xi’an Shiyou University(Natural Science Edition),2006,21(2):15-17.
Chinese Journal of Geophysics,2010,53(1):205-213.
Journal of Oil and Gas Technology(J.JPI),2011,33(5):99-102.

Designer should be strengthened at the position of the security measures and improve antiknock properties of the structure around the rod member in the position, while through the roofing layer openings in this position, and changing the roofing layer material way to reduce the explosion on the structureimpact.
Shanghai: Shanghai Science and Technology Press. 2009: 1-107
Journal of Engineering Mechanics, ASCE, 2005, 13 1(6): 606-616
Journal of Building Structures.2008, 29(4): 106-111
Journal of Building Structures. 2012, 33(2): 78-84