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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(píng)
你把受力也說(shuō)一下吧,只是頂面均勻受力嗎?
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點(diǎn)評(píng)
還看不明白,覺(jué)得不大靠譜呢
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點(diǎn)評(píng)
安排
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