the results improve our understanding and quantification of rill cutting in loose material as well as the relationship between critical shear stress and slope.
这些结果有助于理解细沟的再生及其数量关系,以及临界剪切应力与坡度间的定量关系;
the calculative method of critical slope gradient was got from combining the incipient velocity formula and rill stable condition.
结合细沟泥沙起动公式和细沟稳定条件得到坡面侵蚀临界坡度的计算方法。
come, inside the knoll, rill and small lake is complete with everything.
来,里面小山、河流、小湖应有尽有。
youget me up on that gangway and you rill out in front of me a keyboard ofmillions of keys, millions and billions of keys that never end.
走过跳板,前面的键盘有无数的琴键。
from west to east streams down the tumbling rill .
这翻滚的小坝从西向东流去。
based on the experiment of glass flume and the experiment of runoff scouring, the runoff velocity distribution on slope and the critical condition of rill erosion were researched.
通过玻璃水槽试验和径流沖刷试验,研究了坡面径流的流速分布和坡面细沟侵蚀发生的临界条件。
the study of erosion is focused on the rill erosion process.
对侵蚀问题的研究集中于细沟侵蚀上。
the rill chinese chess park established in 1998, was engaged in the chinese chess teaching profession the specialized organization.
小溪围棋苑创立于1998年,是从事围棋教学工作的专业机构。
a dynamic rill erosion model is established according to the dynamic theory of sedimentation and soil erosion.
根据泥沙运动力学及土壤侵蚀学的基本理论和知识,建立了细沟侵蚀的动力学过程模型。
from above to below, the erosion types ordinally are sheet erosion, gravitational erosion, rill erosion, gully erosion, sediment.
自上到下侵蚀主要表现为片蚀、重力侵蚀、细沟侵蚀、切沟侵蚀、沖沟侵蚀、沉积。
the hydrodynamic characters of runoff in the process of rill erosion were studied by using runoff scouring experiment under the different slope gradients and the different flow discharges.
通过不同坡度、不同流量的组合放水沖刷试验,对坡面细沟侵蚀发生过程中的坡面流水动力学特性进行了研究。
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。
so the rill age madam just recruits person to query in advance.
所以江老夫人才提前招人来问。
a series of mathematical models were formulated for the dynamic simulation of the hill slope rill erosion of homogeneous soil body under concentrated flow.
建立了集中水流作用下均质土壤坡面上细沟侵蚀动态模拟数学模型。
soil erosion in hilly gully region of the loess plateau has clear sheet erosion zone, rill erosion zone and shallow gully erosion zone from watershed to gully edge.
黄土丘陵沟壑区梁峁坡面从分水岭到沟缘线土壤侵蚀明显表现为溅蚀片蚀带、细沟侵蚀带、浅沟侵蚀带。