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3??26????????8.0*1500*6000??纣?????÷??????????

?????????2014/3/26
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3??26????????8.0*1500*6000??纣?????÷??????????

?纣?????????????????????????????????????????????????<BR>1?????????????1.95??105MPa???????????????????????????????<BR>??1.96 19.3 19.1??/3=1.93??105MPa?? <BR>2?????????????????μ???????????????<BR>??L=P*L*(1-e-(kx ???))/(kL ???)/Ay/Eg<br><br>????纣?????????????????<br><br>?????????????????????????????????????

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1?????????????1.95??105MPa???????????????????????????????
??1.96 19.3 19.1??/3=1.93??105MPa??
2?????????????????μ???????????????
??L=P*L*(1-e-(kx ???))/(kL ???)/Ay/Eg

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3??26????????8.0*1500*6000??纣?????????????????????

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