5283| 7
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如何車球體 |
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點評
貌似也不太好,粗糙度要求0.8.。。。要做到無接刀痕就難了
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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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