短語詞組短語rainfall l intensity 降雨強度rainfall splash intensity 雨滴打擊強度rainfall intensity curve 降雨強度曲線Rainfall intensity duration curve 降雨強度延時曲線rainfall intensity improved 降雨強度大storm rainfall intensity 暴雨強度distribution of rainfall intensity 雨強分布Rainfall intensity category matrix 降水強度類屬矩陣 返回 rainfall intensity