Both the flow velocity and the unit stream energy are the indexes to evaluate the degree of difficulty for the river closure.
龙口流速和单宽功率是衡量截流困难度的两个重要指标，了解其变化规律对截流设计和施工都有极大的意义。
Both the flow velocity and the unit stream energy are the indexes to evaluate the degree of difficulty for the river closure.
龙口流速和单宽功率是衡量截流困难度的两个重要指标，了解其变化规律对截流设计和施工都有极大的意义。
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