2009| 2
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讀書(shū)有惑,惑而不解,特來(lái)求師! |
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點(diǎn)評(píng)
螺母是在絲杠上行走的,,怎么能有確定的間距數(shù)據(jù)呢,,難道是最大行程+螺母長(zhǎng)度嗎?
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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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