确定坡面薄层水流速度是研究土壤侵蚀动力学的基础。

The empirical coefficient may be affected by slope, flow velocity, discharge and other factors.

youdao

确定坡面薄层水流速度是研究土壤侵蚀动力学的基础。

The empirical coefficient may be affected by slope, flow velocity, discharge and other factors.

youdao