The court made a huge mistake in sending a(n) ____man to jail; he was put into prison for 10 years for doing nothing wrong.
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I think the scientist is ____of the high praise that has been given to him.
He got lost on the street, and had to ____about how to get to the department store.
液体流经薄壁小孔的流量与孔口面积的成正比。
A. 一次方
B. 1/2次方
C. 二次方
D. 三次方
在液体流动中,因某点处的压力低于空气分离压而产生大量气泡的现象,称为:
A. 层流
B. 液压冲击
C. 气穴现象
D. 紊流