3050| 4
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等離子切割不銹鋼 斷面會很粗糙么 |
點評
等離子切割的話 是上面寬下面窄
呈倒八字
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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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