overflow vt. (-flowed, -flown; -flowing) 使溢出,使泛滥,使涨满;淹没;人满得走不进(房间等)。 The river overflowed its banks. 河水漫出堤岸。 The river overflowed several farms. 河水淹没了几个农场。 The goods overflowed the warehouse. 货物多得仓库堆不下了。 vi. 溢流,泛滥,漫出;满,充满;洋溢;(资源等)过剩。 a man overflowing with sympathy 充满同情心的人。 a land overflowing with resources of every kind 各种资源都很丰富的国家。 overflow with 充溢,充满。 n. 1.泛滥,溢流。 2.外溢,充溢,过多,过剩;超出额;溢出物。 3.溢洪道,排水口。 an overflow gate 溢水口。 an overflow of population 人口过剩。 adj. 溢出的;充满的(=overflowing)。
Overflow cofferdam and iversion tunnel are used offen to diverse the flow especialy where or the river discharge changing widely . there are many rivers in mountainous area in our country , so this kind of cofferdam is used relatively frequently in river divertion during construction 过水围堰和导流隧洞相结合的导流方式对于流量季节性变化悬殊的河流具有一定的适用性。我国的山区性河流较多,因此这种围堰过流的导流方式在施工导流工程中较为常用。