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天國使者7 發(fā)表于 2013-12-17 11:34 ![]()
, T9 b9 ^% N& s- l& {3 f真行啊,不過最值如何求呢,? + t& d) w, u, A0 ~& i
大俠,,幫我看下,
% _9 H( z: v7 L% {此時(shí),,曲柄成67.26°時(shí),,是否出力最大?6 q' F9 ]% J+ j, V3 m7 Y
[img=0,1]file:///C:\Documents and Settings\Administrator\Application Data\Tencent\Users\540582613\QQ\WinTemp\RichOle\S%06DTI{PKX%NZP)%BN2[_6.jpg[/img][img=0,1]file:///C:\Documents and Settings\Administrator\Application Data\Tencent\Users\540582613\QQ\WinTemp\RichOle\S%06DTI{PKX%NZP)%BN2[_6.jpg[/img]7 s9 [' T6 s& }, w
" j" D: N8 o2 a# _& U此時(shí),,曲柄成15.65°時(shí),,出力最小,?
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