It is very important to protect the original alpine meadow for the hydrological process in the river source regions.

保护河源区原有高寒草甸草地对于河源区水文过程意义重大。

youdao

On the basis of migration of seasonal frozen soil, simulates the Yellow River Source Region's runoff by snowmelt runoff model and tank model.

根据流域特点，在考虑季节性冻土的运移状况下，采用融雪径流模型与水箱模型相结合的方法，在整个黄河源区进行模拟。

youdao

Combining air temperature and precipitation of Yellow River Source Region, the thesis simulates monthly-runoff and analysis runoff characteristics.

本论文结合黄河源区的降水气温特点，进行河源区月径流模型及径流分析。

youdao

which is that... he talks about trying to find the source of the Nile River in Egypt.

就是，他谈到了试图在埃及寻找尼罗河的源头。

神话有趣的课 - SpeakingMax英语口语达人

Thus, protecting the Kissimmee River, the primary source of water for Lake Okeechobee and the Everglades, has become a paramount goal for conservationists.

BBC: Florida��s newest wildlife refuge

From here flows the Santa Ana river, a major water source for the teeming millions of Rio.

BBC: Rio +20: Joining the ecological dots

As for the Yamuna river, long the main source of the city's drinking water, it is clinically dead.

ECONOMIST: It must also be clean