5502| 18
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包裝機的難題解決方法,急求! |
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評分
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點評
應該不是,因為干燥機包裝的膜需要有細微的小孔(特意做成)。
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本版積分規(guī)則
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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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