The identificationof a flash heavy rain event relies on two factors: the rainfall rate and the durationofrainfall.
短时强降水事件的识别主要由雨强和降水持续时间两个要素确定。
2
The appearing and lasting time of pipe flow is related to the rainfall intensity, durationofrainfall, the previous water content of soil and the location of soil pipe in soil section.
管流出现的时间、管流历时与降雨强度、降雨历时、土壤前期水分含量和土管所处的土壤剖面位置等因素有关。
3
When the operating time is constant, the plastic film cover of precipitation is decided by the rainfallduration and daily evaporation.