2254| 2
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有開活塞環平面磨床的同仁,請出來共同探討 |
點評
雙端面磨床,兩個面同時磨。
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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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