对侵蚀问题的研究集中于细沟侵蚀上。
The study of erosion is focused on the rill erosion process.
本文评价了量测细沟侵蚀量的填土法和容积法。
This paper estimates methods of measuring rill erosion amount.
细沟侵蚀过程中水流跌坑的出现是极其重要的一环。
It is a very important point of the appearance of flow drop pit during the process of rill erosion.
细沟侵蚀是土壤侵蚀的重要方式之一，但定量研究困难很大。
Rill erosion is one of important erosion manners on the slope, while it is difficult to study quantitatively.
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、冲沟侵蚀、沉积。
From above to below, the erosion types ordinally are sheet erosion, gravitational erosion, rill erosion, gully erosion, sediment.
本文设计并完成了一系列小规模细沟侵蚀冲刷试验，研究细沟侵蚀过程中的动力学规律。
This paper designed and finished a serial of small scale scouring experiments to study the dynamics in this process.
由于土壤细沟侵蚀的发生，WEPP模型低估了两种ESP土壤在大坡度情况下的坡度系数。
The WEPP model underestimated slope factor at great slope steepness for both ESP soils due to hill erosion.
通过玻璃水槽试验和径流冲刷试验，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。
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.
通过不同坡度、不同流量的组合放水冲刷试验，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 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.
其中细沟间侵蚀和细沟侵蚀对坡面侵蚀的贡献分别为35%和65%，且在空间发生特征上具有此消彼长的关系。
On the other hand, the contributions of interrill and rill erosion to the total erosion are 35% and 65% respectively, and their spatial distribution characters are different form each other.
本研究为定量区分片蚀和细沟侵蚀量以及坡面侵蚀过程中片蚀向细沟侵蚀的转变以及细沟侵蚀发生、发育提供了新的思路和解决途径。
In this paper, a new REE tracer method was given to quantitatively distinguish the sheet erosion amount and the rill erosion amount, and it would be a new method to study the erosion process on slope.
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。
The concentrated runoff has caused shearing damage of flowing section soil and forming remarkable waterways and rill erosion.
当细沟扩宽侵蚀在小区片蚀中占主要成分时，小区的片蚀总量常表现出与坡度和表层土使用方式的明显关系。
It is shown that the total amount of erosion is closely related to hill slope gradient and type of land use.
动态土壤侵蚀包括依赖于空间与时间的土壤剥离、细沟的形成、水流中过量泥沙的沉积、沉积泥沙中细沟的再生等物理过程。
Dynamic soil erosion processes involve the spatial and time dependent processes of detachment, rill formation, deposition, re rilling from deposited sediment and scouring of rills.
坡面侵蚀过程可以明显分为面蚀、细沟发育和细沟稳定三个阶段。
The soil erosion process on the slope was clearly divided into sheet erosion stage, rill erosion developing stage and rill erosion stable stage.
研究结果表明，降雨初期坡面以面蚀为主，细沟出现后，坡面侵蚀将加快加剧；
The results indicate that the main erosion type is sheet erosion at the beginning of the rainfalls, and serious erosion happens after rill erosion appeared.
细沟间侵蚀是指坡面上细沟未形成之前或细沟形成之后细沟间的土壤侵蚀过程。
Rill erosion refers to the soil erosion process taking place between rills before or after formation of rills on the slope surface.
细沟间侵蚀量预报是整个坡面水土流失预报的一个重要组成部分。
Prediction of amount of soil erosion between rills is an important item of the prediction of soil loss on the slope surface.
细沟的宽度和深度随雨强的增大而增大，产生细沟后侵蚀量将迅速增大，最大占总侵蚀量的91%。
Rill width and depth become bigger with rainfall intensity, erosion amount promptly enhances after rill appears, accounts for 91%.
细沟的宽度和深度随雨强的增大而增大，产生细沟后侵蚀量将迅速增大，最大占总侵蚀量的91%。
Rill width and depth become bigger with rainfall intensity, erosion amount promptly enhances after rill appears, accounts for 91%.
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