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圆管中层流的雷诺数必然大于3000
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圆管中层流的雷诺数必然大于3000
A、正确
B、错误
时间:2021-09-02 13:54
关键词:
联大
华北水利水电
水利水电工程
水力学
答案解析
B
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圆管中层流的雷诺数必然大于3000
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圆管中运动液流的下临界雷诺数与液体的种类及管径有关。
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圆管中层流的雷诺数必然大于3000。()
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