8171| 17
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滾筒烘干機的加工問題 |
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點評
無語
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點評
這么大的滾筒一般都是用鋼板卷成圓
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Archiver|手機版|小黑屋|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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