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最大承載5噸1700*1700*70的架子用50*50*5的角鋼可行嗎,? |
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點(diǎn)評
你把受力也說一下吧,只是頂面均勻受力嗎,?
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點(diǎn)評
還看不明白,,覺得不大靠譜呢
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點(diǎn)評
安排
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