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什么是受拉钢筋和受压钢筋_家居日记
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什么是受拉钢筋和受压钢筋

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什么是受拉钢筋和受压钢筋 承受拉力和承受压力的钢筋。普通梁受力下弯时，向下突出的钢筋受拉，上部钢筋则受压。柱子通常是受压，但偏心受压弯曲时突出钢筋则可能受拉。外


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