subgrade erosion

基本解釋

The mechanism of erosion at side slope and its manifestation in subgrade are described.
詳細(xì)闡述了路基邊坡遭受侵蝕破壞的機(jī)理及邊坡破壞的表現(xiàn)方式；
The erosion mechanism of highway subgrade along river bend is studied by using theory analysis and model tests.
著重對(duì)河灣路基侵蝕機(jī)理進(jìn)行了理論分析與試驗(yàn)研究。
Subgrade slope surface erosion is defined as a phenomenon which rain runoff destroys subgrade slope surface, and washes away soil on the surface of slope.
路基邊坡沖刷是指降雨形成的坡面水流破壞路基邊坡坡面，并沖走坡面表層土體的現(xiàn)象。