7745| 21
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萬能分度頭的問題 |
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點評
擰緊主軸是在背后,那有個手柄,另一個用螺母壓著的是調整蝸輪蝸桿間隙的
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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