4873| 7
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卷板機如何精確卷制管道弧度? |
點評
進一步精確卷制小管道弧度,可用模具控制。
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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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