5135| 5
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“負(fù)曲率”在凸輪軸升程曲線、速度曲線、加速度曲線上有什么表現(xiàn)? |
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點(diǎn)評(píng)
大俠說的是加速度吧?
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小黑屋|手機(jī)版|Archiver|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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