問題詳情

3.(20)0il flows steadily in a thin layer down an inclined plane. The velocity profile is Express the mass flow rate per unit width in terms of p,u, g,θ, and h .

參考答案

答案:A
難度:簡單0.847081
統計:A(1335),B(59),C(172),D(10),E(0)

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