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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 ] Wn% {# X7 _" i: g J2 ~! ]8 Q Wn=π /16(D^4-d^4)/D=0.196 (0.21^4-0.17^4)/0.21=0.0010375 m^3& h& h% ?; |; T2 r: F( g x ...% Z0 ~( _! f& q9 Q4 g: G# T/ E gaoyns 发表于 2007-12-19 11:35 http://www.3dportal.cn/discuz/images/common/back.gif
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