5332| 17
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無油襯套割槽可以用嗎 |
點評
切槽給導向平鍵讓位
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點評
謝謝
| ||
點評
加工面粗糙度不好保證
| ||
點評
謝謝
| ||
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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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