Nu受re和pr的影响,但为什么一般re为08次方,pr一般为13,无量纲为什么主要受流动影响? 知乎 Template




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tomskinu受re和pr的影响,但为什么一般re为08次方,pr一般为13,无量纲为什么主要受流动影响? 知乎 coloring