细沟侵蚀

  • 网络rill erosion
细沟侵蚀细沟侵蚀
  1. 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 )?

  2. 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 ;

  3. 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

  4. 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 .

  5. 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 .

  6. 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 .

  7. 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 .

  8. 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 .

  9. 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

  10. 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

  11. 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

  12. 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 .

  13. 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 .

  14. 坡耕地细沟侵蚀影响因素的研究

    Study on factors affecting rill erosion on cultivated slope land

  15. 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

  16. 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 .

  17. 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

  18. 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

  19. 坡面细沟侵蚀垂直分布特征研究

    Research on the Spatial Distribution Characteristics of Slope Rill Erosion

  20. 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

  21. 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

  22. 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

  23. 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

  24. 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

  25. 细沟侵蚀量测算方法的探讨

    A Research on Method of Measuring Rill Erosion Amount

  26. 坡面细沟侵蚀的冲刷试验研究

    Scouring experimental study on rill erosion on the slope

  27. 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 .

  28. 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

  29. 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

  30. 暴雨细沟侵蚀的调查研究

    Study on the Rill Erosion Under Heavy Rainstorm