6776| 14
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為了不讓套子旋轉(zhuǎn),需要多大的力才能壓住套子 |
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點(diǎn)評(píng)
大俠,我還沒(méi)學(xué)到那個(gè)地步,彈性力學(xué)始終學(xué)不會(huì),都是一點(diǎn)點(diǎn)學(xué)
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Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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