3246| 2
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標注:邊角公差-0.2到-0.5毫米,邊角是指工件的長寬厚嗎? |
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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