flow runoff coefficient 流量径流系数 flow board coefficient 流量系数 ; 径流系数 ..
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flow runoff coefficient
径流系数
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The designed flood peak flow in storm sewer is usually calculated by adopting a constant average runoff coefficient at present in China, simple as it is, it's not reasonable enough.
目前,我国采用单一地表的平均径流系数计算雨水管渠的设计洪峰流量,这虽然使计算简化,但不尽合理。
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