6947| 15
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請教:在總裝圖上標注“發藍”要求是否合適? |
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點評
有些地方是不能法蘭的,有的孔要堵上
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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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