常見例句雙語例句The smaller the runoff coefficient is, the larger the runoff vary.徑流系數(shù)較小的流域，其變化幅度反而大。Adopting engineering measure and planting tree can decrease ground runoff coefficient and hold back ground runoff effectively.坡面工程措施和造林可減小徑流系數(shù)，能有效地?cái)r蓄地表徑流。For forest watershed and shrub watershed, the annual mean runoff coefficient was affected by mean annual precipitation, mean annual evapotranspiration and mean slope grade.對于森林流域和灌木流域，其多年平均徑流系數(shù)主要受多年平均降水量、多年平均蒸散量和平均坡度共同影響；權(quán)威例句From every rain simulations the runoff coefficient was estimated with a average of 0, 19 (min 0, 01 and max 0, 46).UNESCO: AQUATACAMA 返回 runoff coefficient