critical rainfall coefficient 临界雨量系数

rainfall infiltration coefficient 降水渗入系数 ; 降雨入渗系数

Rainfall distribution coefficient 雨量分配系数

rainfall-enhancement coefficient 增雨系数

rainfall penetration coefficient 降雨渗入系数

seeping coefficient of rainfall 降水入渗系数

Influence coefficient of rainfall 降雨影响系数

coefficient of rainfall infiltration 降雨入渗系数

the coefficient of rainfall infiltration 降雨入渗补给系数