【判断题】【消耗次数：1】
在剪切的实用计算中，由切应力公式计算得到的是剪切面上的平均切应力。
①
正确
②
错误
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相关题目
【单选题】
以下的四种测定土的抗剪强度试验方法中，哪一种的缺点是如下三条：不能控制排水条件；剪切面是人为固定的，该面不一定是土样的最薄弱面；剪切面上的应力分布是不均匀的。（）
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直剪试验
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三轴剪切试验
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无侧限抗压强度试验
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十字板剪切试验
【单选题】
关于下列结论：?1）同一截面上正应力???与切应力???必相互垂直。?2）同一截面上各点的正应力???必定大小相等，方向相同。?3）同一截面上各点的切应力???必相互平行。现有四种答案，正确答案是（???）
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?1）
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?1）、?3）
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?2）、?3）
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?1）、?2）
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has been
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was driving
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The same to you.
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Very well, thanks.