4568| 15
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我這個容器可不可行?緊急求助 |
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點評
能承受30Mpa的壓力就行
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點評
我倒是看到過實驗室的壓片機 把粉末壓成片狀
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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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