runoff and erosion的意思|示意

In this research, soil erosion and sediment yield was calculated by runoff shear stress, runoff energy consumption and runoff power theory respectively.

分别利用坡面径流剪切力、坡面径流能耗和坡面径流单位水流功率理论对坡面土壤侵蚀发生过程进行了研究。

The periodic change of runoff and erosion occurred after the tilling operation and the cutting of grass.

表现为随植被经营利用而出现阶段性的变化，牛鞭草的刈割对退耕地地表径流和土壤侵蚀影响较大。

Compared with traditional uncovered farmland, a greenhouse region changes the runoff, erosion, and affects generation of nonpoint source pollutants.

相对于传统的露天种植，塑料大棚改变了降雨径流和土壤侵蚀过程，进而影响面源污染物的产生。

The concentrated runoff has caused shearing damage of flowing section soil and forming remarkable waterways and rill erosion.

径流集中导致过流断面土体发生剪切破坏，形成明显的水路和侵蚀细沟。

Farmers say they need less rainwater if they use fertilizer trees. The trees reduce water runoff and soil erosion.

农民说，如果使用肥料树，他们只需要很少的雨水。这种树可以减少水分流失和土壤侵蚀。

When surface cover of natural grassland reaches 90%, the benefits for grass reducing surface runoff is above 90% and not any erosion occurs.

当草地地面覆盖达90%时，草被拦蓄径流效益达90%以上，而基本上无侵蚀发生。