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已知水力直径为1.1m,空气流场,常温常压下,求雷诺数
已知水力直径为1.1m,空气流场,常温常压下,求雷诺数
发布时间:2021-02-25 11:00:16
已知水力直径为1.1m,空气流场,常温常压下,求雷诺数
网友回答
参考答案47、那些以前说着永不分离的人,早已经散落在天涯了.
======以下答案可供参考======
供参考答案1:
d=1.1m,流速u呢?常温(25摄氏度)常压(一标准大气压)下查出空气的密度和粘度,按照雷诺数的计算公式带入数据即可。
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