watershed GRE专八

Our marriage was at a watershed.

我们的婚姻到了一个转折关头。

The daily streamflow in the Yalu watershed located in the north-eastern part of China was simulated by the DAWAST model.

本文利用DAWAST模型对雅鲁河测日径进行了模拟。

Its compositional ichthyofauna differs from its consecuting fiver systems,and has momentous significance on succession of fishes and ichthyofauna dividatur in watershed of North China.

在鱼类区系成上，它与相邻的水有着很大的差异，在我国北方水鱼类演替和区系划分上有着重要的意义。

This method can acurately simulate the flow direction in gird near river, and can keep the direction of waterflow from crossing the watershed of subdrainage area.

这样既可以较精确地反映出河道附近格网的水方向，又可以让各个子内的汇方向和水方向不会跨越子的分水岭。