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往返絲杠的問(wèn)題,,請(qǐng)教 |
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點(diǎn)評(píng)
對(duì),一個(gè)原則,螺紋算圈數(shù),用算度數(shù)去理解有些不直觀,比如說(shuō),在四分之一圈螺紋收尾
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點(diǎn)評(píng)
好久都沒見你出現(xiàn)了
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