5757| 33
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好奇,中間沒縫隙,這是怎么折彎出來的 |
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點評
大佬請看14樓全圖,是連續模還是工程模?
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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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