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China 2Henan Key Laboratory for Machinery Design and Transmission System, Henan University of Science and Technology, Luoyang 471003, P.R.
modulus of materials --Poisson's ratio -- curvature, --deformation coefficient The (i)th rolling element contact force： =1 2 3…… （8） Indicates that only one positive value in brackets，if the expression in brackets is negative or zero =0 The non-linear bearing force： =1 2 3…… （9） Dynamic equations of spindle-bearing system （10） c: damping m: system quality k=7.055×109N/m1.5 m=12.5kg F=5.5N .
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Acknowledgement The authors acknowledge the support provided by the National Natural Science Foundation of China (90610032).
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The reinforcement materials in the test use ACE-carbon fiber reinforced polymer sheets,which are produced by Angu company in Taiwan, the performance indexes are shown in Table 1.
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In the cost index released by the official hierarchy, the most influential including artificial index published by the Building Department, materials index and construction quantity comprehensive cost index.
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Introduction Flight system is the evaluation object of flight safety which is a complex nonlinear system where the relationship between human, flight materials and environment is interacted and interrelated.
Flight materials is mainly for the situation of mechanical engineering for flight aspects such as aircraft and various equipments and so on.
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Shaharun1,c and Azry Borhan2,d 1Fundamental and Applied Sciences Department, Universiti Teknologi PETRONAS, Bandar Seri Iskandar, 31750, Perak Darul Ridzuan, Malaysia 2Chemical Engineering Department, Universiti Teknologi PETRONAS, Bandar Seri Iskandar, 31750, Perak Darul Ridzuan, Malaysia afaisalt@petronas.com.my, banisuha@petronas.com.my, cmaizats@petronas.com.my, dazrybo@petronas.com.my *corresponding author Keywords: Rice husk, activated carbon, metal ion adsorption, wastewater.
Mishra, Journal of Hazardous Materials, B34 (2006) 257-267
Singh, Journal of Hazardous Materials 152 (2008), 1045-1053
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Experimental procedures Experimental materials 45 steel was used as the experimental substrate material and its chemical composition (in wt.%) is: C,0.42~0.49; Si,0.17~0.37; Mn,0.5~0.8; S,≤0.45; p, ≤0.04 and Cr, balance.
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Journal of Mechanical Engineering, 2001, 46(16): 125-130
Journal of The Chinese Rare Earth Society, 2008 (26)
Journal of The Chinese RARE Earth Society, 2008, (26)