5444| 12
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軸承內圈正反面確認 |
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點評
其實如果從上一步就開始的話,完全可以讓出料全部都是正向的
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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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