2203| 2
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H13的空心圓柱裂成兩半,,有沒(méi)有辦法焊接,? |
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此帖僅作者可見(jiàn)
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小黑屋|手機(jī)版|Archiver|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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