Small catchment are basic management units in the flash flood disaster control planning (FFDCP) in China.
在进行全国山洪灾害防治规划中，小流域是基本工作单元。
Primary application showed this system is very useful for small catchment management of soil conservation.
应用结果表明，该系统对于小流域水土保持综合治理有重要的意义。
GLEAMS model was introduced to calculation of nitrate leaching in an agricultural small catchment in Southeast China.
应用gleams模型估算我国东南亚热带地区农业小流域硝态氮的渗漏淋失。
Studies on runoff-rainfall relationship are important to understand the hydrological processes and the water balance in a small catchment.
观测了水源区的太行山小流域径流及降雨过程，分析了径流与降雨的关系。
It is worthy to study whether making technique scheme of tour gauging has an influence on the parameters of runoff yield and flow concentration in small catchment, and how big the influence is.
水文巡测技术方案的制定对小流域产汇流参数是否存在影响，影响有多大，同样具有一定的研究价值。
A large valley is gathered together by a number of small valleys, a small valley is formed by some of the smaller catchment units.
一个较大的流域由许多小流域集合而成，一个小流域又由一些更小的集水单元组成。
A large valley is gathered together by a number of small valleys, a small valley is formed by some of the smaller catchment units.
一个较大的流域由许多小流域集合而成，一个小流域又由一些更小的集水单元组成。
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