61下面对于薄壁堰、实用堰、宽顶堰的分类界限,正确的是( )。
2023-09-12
A.δ<0.67H,0.67H<δ<2.5H,δ>2.SH
B.δ<0.67H,δ<2.5H,δ<10H
C.δ<0.67H,0.67H<δ<2.5H,δ<10H
D.δ<0.67H,0.67H<δ<2.5H,2.5H<δ<10H
参考答案:D
B.δ<0.67H,δ<2.5H,δ<10H
C.δ<0.67H,0.67H<δ<2.5H,δ<10H
D.δ<0.67H,0.67H<δ<2.5H,2.5H<δ<10H
参考答案:D
参看堰流分类。
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