rill
n. 小河,小溪; (地表或岩石表面)沖蝕而成的水溝
1. a small stream
2. a small channel (as one formed by soil erosion)
It is the precondition for the rill flow hydraulic calculation to confirm the rill flow pattern.
細溝流流態的確定是進行細溝流水力計算時的先決條件.
A bridge spanned the rill.
一座橋橫跨小河.
Stands nearby murmur the rill, listens to the running water to wash your memory.
站在潺潺的小溪旁, 聽流水洗滌你的記憶.
A ditch diverted water from the rill into the fields.
一條溝渠把水從河裡引向田間.
Rill erosion is one of important erosion manners slope, while it is difficult to study quantitatively.
細溝侵蝕是土壤侵蝕的重要方式之一, 但定量研究困難很大.