rills

英 [rɪlz]

美 [rɪlz]

n.  细沟
rill的第三人称单数和复数

双语例句

• Study on dynamic mechanism of rills, shallow furrows and gully in the soil erosion chain ON THE FORCE
  土壤侵蚀链内细沟浅沟切沟流动力机制研究
• The models include the following components: the continuation equation of water flow in rills of variable width based on mass conservation;
  模型包括根据质量守恒原理推导而得到的变沟宽水流连续性方程和泥沙运移方程；
• Roughness coefficients in rills that are easily affected by the slope gradient, are closely related to Reynolds number.
  细沟流阻力系数的大小与水流雷诺数有关，但其变化趋势受到坡度的影响。
• Shallow water flow velocity measuring systems for flow velocities in hill-slope rills and/ or watershed water channels;
  薄层水流流速测量系统测量坡面流及其流域内沟道中水流速度；
• The experimental research on the Laminar flow type and erosion Transportation manner occured between the upper part of slope surface and rills was conducted by means of rainfall simulation.
  采用人工模拟降雨方法，首次对发生在坡面上部及细沟之间的薄层水流流动型态与侵蚀搬运方式进行试验研究。
• Analytic Method for Computing Sediment Concentration in Eroding Rills on Steep Slope
  确定陡坡细沟侵蚀含沙量的解析方法
• Soil sealing tends to reduce the roughness, and rills tends to increase roughness, changes in surface roughness depends on the balance between the two factors.
  结皮倾向于降低糙度，细沟倾向于增加糙度，地表糙度的变化取决于两者之间的平衡。
• The results may be of particular value in developing process models of rill evolution wherein rills re cut through deposited material.
  对于发展由沉积土壤再生的细沟演化过程模型特别有用。
• The results showed that the average quantity of rills and the rill length per unit area in this watershed increased from lower reach to upper reach;
  结果表明，该流域毛沟数量和单位面积毛沟长度从下游到上游呈递增趋势；
• Both runoff erosion and splash erosion in rills is calculated at the same time when its runoff is less then 6 mm.
  当坡面细沟水流平均深度小于6mm时，在细沟内同时进行水流侵蚀和降雨溅蚀的计算。