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關于機械制圖規范 |
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點評
我沒看到GB,但是公司一直都是放大圖框,這樣做也方便點,不容易出錯。在網上搜了下,別人說GB是放大圖框的
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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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