4038| 4
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關于gd&t圖紙中是否只能有3個基準?在總裝圖中可以有3個以上的基準嗎 |
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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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