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請(qǐng)教各位老師關(guān)于橡皮筋的生產(chǎn)工藝 |
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這個(gè)左右往復(fù)排線的裝置,軸轉(zhuǎn)動(dòng)時(shí),軸上的工件類似螺母(牙只有1小段滑塊)可以順螺旋滑動(dòng),在兩端,滑塊轉(zhuǎn)動(dòng)換向就可以來回往復(fù)了
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