7293| 14
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我擔心焊完之后整體會變形,怎么控制最好 |
點評
不需要的,說白了,里外兩層,一層豎直筋板,外邊套幾層圈
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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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