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圖示為三角架受力分析公式,請指教 |
評(píng)分
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點(diǎn)評(píng)
翻書了,和這個(gè)實(shí)際情況相同的沒翻到,所以有此一問,謝謝
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點(diǎn)評(píng)
謝謝,能給個(gè)公式嗎?
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點(diǎn)評(píng)
我菜鳥,機(jī)械愛好者,一點(diǎn)不懂,你問問文心一言看看
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