4102| 9
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大神,搞焊接的來(lái)看看,這圖紙啥意思? |
點(diǎn)評(píng)
高手無(wú)處不在, 學(xué)習(xí)了
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點(diǎn)評(píng)
焊條型號(hào)吧,你這是什么材料
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Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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