2344| 5
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急求壓力分析:每個零件B所受到的壓力是不是一樣大的? |
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點評
嗯,明白了,謝謝
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小黑屋|手機版|Archiver|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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