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根据扭转应力公式:[ τ ] =T / Wn 式中:T--扭矩,N-m Wn--抗扭矩,m^3 T = [ τ ] Wn0 O8 U( X6 ?# z' f Wn=π /16(D^4-d^4)/D=0.196 (0.21^4-0.17^4)/0.21=0.0010375 m^3: T7 k0 r5 v* |) v4 b! a) i2 V/ Q ...& o" z9 N; D& i! C- p gaoyns 发表于 2007-12-19 11:35 http://www.3dportal.cn/discuz/images/common/back.gif
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