catchment basin集水盆地;汇水盆地;汇伶积;集水硫
catchment glacier[水文] 吹雪冰川;漂雪冰河;吹雪补给的冰川;吹雪冰川
Catchment concepts流域概念
upland catchment高地流域;上游流域
Catchment hydrology流域水文
catchment properties流域特征
reservoir catchment水库库区
The different positions and land use types in the catchment have deeply influenced the soil mechanical composition.
流域位置对各土地利用类型土壤颗粒组成有显著影响。
参考来源 - 不同尺度下紫色土水土流失效应分析The efficiency coefficient of natural catchment in the upriver is greater then 0.8.
上游的天然流域模拟效果很好效率系数可达0.8以上，随着黄河中下游人类影响的剧烈，由于收集的资料有限，模拟的精度有所下降。
The source region of Yangtze River includes the catchment area beyond Zimenda hydro-station. It is one of the major water conserving areas for Yangtze River.
长江源区是指直门达水文站以上长江干支流的广大集水区域 ,是长江的重要水源涵养区。
参考来源 - 近四十年来长江源区河流水沙量的变化N-UNCOUNT（不可数名词） In geography, catchment is the process of collecting water, in particular the process of water flowing from the ground and collecting in a river. Catchment is also the water that is collected in this way. 集流; 集流水 [技术]