达西定律给出了所有孔隙介质中渗流流速与水头损失之间的基本关系。
查看答案
渗流流量与断面面积和水力坡度成反比。
A. 对
B. 错
Directions: Translate the Chinese/English sentences into their target language. Pay attention to the choice of subject in your translation. Try to make your ranslation brief.1.The unexpected return of his wife gave him a big surprise.
I am glad that you close the door when you leave.
The town was visited by a storm.