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弯曲弹性模量(弯曲刚度)的计算公式是()
- A、Ef=L3/5bh3•F/Y
- B、Ef=(L3/4bh3)•(F/Y)
- C、Ef=L3/3bh3•F/Y
- D、Ef=L3/3bh2•F/Y
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更多 “弯曲弹性模量(弯曲刚度)的计算公式是()A、Ef=L3/5bh3bull;F/YB、Ef=(L3/4bh3)bull;(F/Y)C、Ef=L3/3bh3bull;F/YD、Ef=L3/3bh2bull;F/Y” 相关考题
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