1) universal soil and water loss equation
水土流失通用方程
1.
Based on space analysis function of GIS technique,the sensitive division of soil and water loss of Anshan was studied with universal soil and water loss equation in accordance with the national regulation of ecosystem delineation by data of DEM and land use.
基于地理系统系统GIS技术,结合水土流失通用方程,应用DEM和土地利用数据对鞍山市的水土流失敏感性按照生态功能区划暂行规程进行了评价。
2) USLE
通用水土流失方程
1.
On the basis of analysing worldwide soil erosion data and interviewing internal specialists,the revised USLE is considered the available method to predict slope soil erosion.
在分析大量国内外水土流失预测相关资料并走访国内专家的基础上,认为修正参数后的通用水土流失方程(USLE)仍是目前预测坡面水土流失的可行办法,程序提供了R、L、S等主要因子的多种计算方法,也提供了专家预测法对渣场外其他区域的预测,计算结果保存到EXCEL工作表中。
2.
By means of hydrological data and USLE model,this study calculates the annual soil loss of headwater region of Minjiang River in 1974,1994 and 2002.
通过对卫星遥感图片的解译以及ArcGIS软件的应用,借助已有水文数据和通用水土流失方程(USLE)模拟计算了岷江源头区1974年、1994年以及2002年的年水土流失总量。
3) ULSE
土壤流失通用方程
4) universal soil loss equation
通用土壤流失方程
1.
The amounts of soil erosion and retention and their spatial distribution of the region were studied utilizing universal soil loss equation; and the techniques of market value, opportunity cost and shadow engineering were utilized to evaluate the value of soil retention function.
运用通用土壤流失方程研究了该地区生态系统土壤侵蚀量和土壤保持量及其空间分布,并利用市场价值法、机会成本法和影子工程法评估了土壤保持功能的价值。
2.
Soil loss was predicted and risk areas of soil erosion were identified in Dahongshan Iron Mine at Xinping of Yunnan province by means of combinin geographical information system(GIS) and universal soil loss equation(USLE).
将地理信息系统(GIS)与通用土壤流失方程(USLE)相结合对云南新平大红山铁矿区进行土壤侵蚀量的预测和估算。
5) Universal Soil Loss Equation (USLE)
通用土壤流失方程
1.
Based on the multi-uncertainty characteristics of the information in soil, topography, raining, vegetation and management technology, the blind number method in unascertained mathematics is applied to describe and treat the characteristics of parameters in the Universal Soil Loss Equation (USLE).
根据流域土壤、地形、降雨、植被、管理技术等因素存在的多种不确定性特点,运用盲数来描述和处理通用土壤流失方程USLE中各参数的不确定性,尝试性地提出了不确定性信息下流域土壤侵蚀量计算的新方法。
6) USLE
通用土壤流失方程
1.
Based on the RUSLE theoretically,with the ground investigation,we established soil erosion repository,construct the soil erosion monitoring method coupling the spatial information and repository,grading the intensity of soil erosion in Da Hingganling Mts.
以修正后的通用土壤流失方程(RUSLE)为理论基础,结合地面调查,建立土壤侵蚀知识库,通过构建空间信息与知识库耦合的土壤侵蚀监测方法,对大兴安岭地区的土壤侵蚀强度进行分级。
2.
Universal Soil Loss Equation (USLE) is an empirical model widely used in the domain of soil erosion by water.
通用土壤流失方程(USLE)是水动力土壤侵蚀研究领域应用广泛的经验模型。
3.
It is estimated that the soil erosion amount before and after cutting in the eastern forest area of Daxinganling Mountains using GIS and USLE, the results showed that annual soil erosion amount before cutting was 4?858?658 55?t, and that after cutting was 141?099?989 4?t which was equal to 29 times of that before cutting.
为确定合理的生态效益补偿机制及确定各生态单元保护的优先度提供参考 ,选择以森林为主要资源的大兴安岭东部林区为研究对象 ,以地理信息系统为平台 ,采用通用土壤流失方程式 ,对该区域森林采伐前后的水土流失情况进行估算。
补充资料：水土
地表面的水和土：水土流失。引申指一个地区的自然条件：水土不服｜不习水土，必生疾病。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条