根据组件式GIS技术构建了东圳水库土壤侵蚀模拟GIS系统,该系统可以实现数据管理、空间分析、模型运算功能。
Based on COMGIS technology, a GIS for the simulation of soil erosion of Dongzhen reservoir watershed has been created, which has the functions of data management, spatial analysis and visualization.
降雨径流模拟是土壤侵蚀、非点源污染、地表水量平衡计算等众多研究领域的非常重要的技术手段。
Rainfall-runoff simulation is the very important technique for soil erosion, non-point source pollution, surface water balance calculation and some other study fields.
为研究坡地物质迁移的重要过程,通过室内人工降雨模拟试验,研究不同透水状况坡地土壤侵蚀和养分流失的过程与机制。
To study mass transport from slope land, the process and mechanism of soil erosion and nutrient loss on the slope land under different drainage conditions were investigated by simulating rainfall.
目前,如何用统一的标准来模拟和预测区域土壤侵蚀成为决策者和研究者共同关注的问题。
At present, how to use a unified standard to simulate and predict regional soil erosion has become a common issue for decision-makers and researchers.
并在此基础上,采用USLE模型,模拟了不同土地利用格局对土壤侵蚀的影响。
Then based on this, we use the USLE model to simulate how different land utilization patterns influent the soil erosion.
通过自制土壤冲蚀槽,并进行人工模拟降雨试验,研究了稻秆编织地表覆盖物对坡地土壤侵蚀和小麦产量的影响。
Effects of rice straw covering net on soil erosion and wheat yield were studied with self-designed soil erosion boxes under simulated rainfall.
在地理信息系统软件支持下,遥感可在水土保持动态监测的模拟、水土保持地理信息系统的建立和土壤侵蚀模型的探索等方面发挥重要作用。
With the support of GIS software, remote sensing plays an important part in the simulation of soil and water conservation dynamic monitoring, in the building of soil and water co…
通过室内人工降雨模拟试验,研究黄土坡面水流的水力学特征参数与土壤侵蚀量间的关系。
The relationship between hydraulic characteristics and soil erosion amount has been studied through rainfall simulator experiment on loess slope.
AGNPS模型是美国研制的、专用于模拟小流域土壤侵蚀、养分流失和预测评价农业非点源污染状况的计算机模型。
AGNPS (agricultural non point source) model is a computer model specialized for predicting and evaluating the agricultural non point source pollution of a watershed.
该论文也实现了土壤侵蚀模型WEPP对西部开发建设项目-大型露天矿排土场水力侵蚀的模拟研究。
This paper also realized water erosion model WEPP to simulate water erosion of the west which the items of basic construction - large-scale dump of open-cut mine.
WEPP模型对径流量的模拟结果基本可以接受,而模型对土壤侵蚀量的模拟值出现了一定偏差。
Predicted runoff by WEPP was accepted, but predicted soil loss was a little far from the measured values.
WEPP模型对径流量的模拟结果基本可以接受,而模型对土壤侵蚀量的模拟值出现了一定偏差。
Predicted runoff by WEPP was accepted, but predicted soil loss was a little far from the measured values.
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