3371| 5
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鋁棒焊接,焊后表面車一刀,要求表面沒有焊痕,沒有氣泡,怎么焊? |
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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