runoff scouring

• 径流冲刷

runoff scouring的用法和样例：

例句

1. Runoff experiments were conducted on the loess slope to determine the hydrodynamic characteristics of the rills.
   本文通过径流冲刷试验，对黄土坡面形成的细沟的水力学特征进行了试验研究。