细沟侵蚀
- 网络rill erosion
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结果表明坡面土壤侵蚀的发生具有一定的临界能量条件,当径流能耗大于7.38(J)时坡面开始有细沟侵蚀发生。
The rill erosion occurred when the energy consumption exceed 7.38 ( J )?
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雨强增至1.14mm/min时,10m小区发生了细沟侵蚀;
When the rainfall intensity is increased to 1.14mm / min , rill erosion occurs on the 10m long plot ;
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黄土坡面细沟侵蚀过程的REE示踪
The REE Tracer Method for the Study of Rill Erosion Process on Loess Sloping Surface
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基于土壤侵蚀REE示踪法的技术需要,对全坡长小区细沟侵蚀垂直分布特征进行了分析研究。
Based on the need of soil erosion rare earth element ( REE ) tracer method , the rill erosion spatial characteristic was researched on the field plot .
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介绍了稀土元素(REE)示踪和中子活化分析(NAA)方法在土壤侵蚀研究方面的原理和方法,并用该方法对细沟侵蚀过程进行了初步研究。
Based on the principle and method of rare earth elements ( REE ) tracer and NAA for the study of soil erosion , the changeable process of rill erosion on loess sloping surface was researched in runoff scouring experiments .
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基于物理过程基础上的WEPP土壤水蚀预报模型将坡面侵蚀分为细沟侵蚀和细沟间侵蚀,建立了独立的细沟间模型和细沟模型。
WEPP ( Water Erosion Prediction Project ), a physical-process-based soil erosion prediction model partitions the hillslope soil erosion into rill erosion and inter-rill erosion , with independent prediction models .
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通过间隔为11h的二次人工模拟降雨和冲蚀槽试验研究了10种土壤的侵蚀过程,发现在第2次降雨中大多数土壤出现了细沟侵蚀形式。
The erosion processes of 10 kinds of soil were studied with the experimental erosion slots and 2 artificial rainfalls with an interval of 11 hours .
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适时的翻耕后,对照组的细沟侵蚀发生时间要晚于黄花菜植物篱处理的发生时间;从坡上至坡下表层0~5cm土壤的临界含水量有逐渐增加的趋势。
Timely tillage , the control group occurred late in the day lily time to deal with the occurrence of hedgerow time ; from slope to slope the surface of 0 ~ 5 cm of soil water content , there have been critical of the increasing trend .
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细沟侵蚀中泥沙含量及其粘粒流失量的试验
Experimental Research on Sediment Concentration and Clay Loss in Rill Erosion
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坡面细沟侵蚀产沙时空分布规律试验研究
Study on spatial and temporal characters of rill erosion on slope
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黄土坡面细沟侵蚀中的水流阻力规律研究
Study of Flow Resistance Law in Rill Erosion on Loess Slope
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细沟侵蚀模型是土壤侵蚀预报模型的重要组成部分。
Rill erosion is an important component of hillslope soil erosion .
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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 .
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坡耕地细沟侵蚀影响因素的研究
Study on factors affecting rill erosion on cultivated slope land
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确定陡坡细沟侵蚀含沙量的解析方法
Analytic Method for Computing Sediment Concentration in Eroding Rills on Steep Slope
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坡面细沟侵蚀过程以侵蚀&搬运过程为主。
Sediment regime in rill erosion process was always detachment - transport .
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坡面细沟侵蚀过程的水动力学特征试验研究
Study on Hydrodynamic Characters of Runoff in Rill Erosion Process on Slope
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黄土坡面细沟侵蚀发生的临界条件
The Study of Critical Condition of Rill Erosion on Loess Sloping Surface
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坡面细沟侵蚀垂直分布特征研究
Research on the Spatial Distribution Characteristics of Slope Rill Erosion
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细沟侵蚀过程中水流跌坑的发生机理探讨
Mechanism of Flow Drop Pit Forming During Process of Rill Erosion Over Slope
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黄土坡面细沟侵蚀稳定宽度的动力学研究
Dynamic Study on the Stable Width of Rill Flow on the Loess Slopes
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细沟侵蚀可蚀性参数及土壤临界抗剪应力的有理(实验)求解方法
Rational Computational Method of Soil Erodibility and Critical Shear Stress from Experimental Data
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细沟侵蚀动力过程输沙能力试验研究
Laboratory study on sediment transport capacity in the dynamic process of rill erosion
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黄土区细沟侵蚀过程中输沙能力确定的解析法
An Analytic Method for Determining Transport Capacity of Concentrated Flow in Eroding Rills
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细沟侵蚀量测算方法的探讨
A Research on Method of Measuring Rill Erosion Amount
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坡面细沟侵蚀的冲刷试验研究
Scouring experimental study on rill erosion on the slope
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作为面蚀向沟蚀转化的特殊阶段,细沟侵蚀在坡面侵蚀机理的研究中有着重要的意义。
Rill erosion plays a very important role in the study of slope erosion .
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细沟侵蚀动态过程模拟室内试验和模型验证研究
Simulation study on the dynamic rill erosion processes : model validation with laboratory experiments
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几种土壤的细沟侵蚀过程及其影响因素
Research on processes and factors of rill erosion
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暴雨细沟侵蚀的调查研究
Study on the Rill Erosion Under Heavy Rainstorm