1)stage ratio,水位比率2)specific capacity,比抽水率3)drainage fraction,排水比率4)water table ratio,水位比5)rising rate of water level,水位涨率6)varying rate of water level,水位变率
用法例句
There are a lot of factors to affect the rising rate of water level in the meandering Lower Yellow River and river width is only one of them.
