8427| 4
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曲柄滑塊機(jī)構(gòu)若存在死點(diǎn)問(wèn)題 |
點(diǎn)評(píng)
嗯,我在網(wǎng)上找了幾個(gè)版本的答案都說(shuō)不對(duì)。我對(duì)著書(shū)上定義看也是③①②
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點(diǎn)評(píng)
謝謝
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點(diǎn)評(píng)
是的,某些情況下曲柄接下來(lái)的運(yùn)動(dòng)方向還要具體分析
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