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土壤侵蚀评价
相关语句
  soil erosion assessment
     A Study on Quantitative Soil Erosion Assessment and Soil and Water Conservation Planning in a Small Watershed
     小流域土壤侵蚀评价与水土保持规划研究
短句来源
     Moreover, the paper discusses the processes of the establishment of soil erosion assessment indexes system and the application of GIS, RS in the soil erosion assessment in details.
     同时,本文详细论述了土壤侵蚀评价指标体系的建立以及GIS、RS在土壤侵蚀评价中的应用,可为相关研究提供借鉴;
短句来源
     The technology of remote sensing and GIS has been mainly used in the national and regional survey of soil erosion, assessment and mapping of soil erosion, and building the information system on soil erosion and conservation etc. since the late 1970s in China.
     70年代以来,遥感和地理信息系统技术主要应用于土壤侵蚀遥感调查,基于GIS的土壤侵蚀评价与制图研究,土壤侵蚀与水土保持信息系统建立等方面。
短句来源
     The studies of soil erosion assessment on regional scale is reduced to three categories depending on temporal scales.
     对目前区域尺度上土壤侵蚀评价的主要研究内容进行了归纳。
短句来源
  soil erosion evaluation
     Real time regional soil erosion evaluation based on RS technique——Case study in Huashanxi Watershed, Fujian Province
     RS技术在实时区域土壤侵蚀评价中的应用——以福建省花山溪流域为例
短句来源
     Land use change and soil erosion evaluation in Huangfuchuan Watershed
     皇甫川流域土地利用变化与土壤侵蚀评价
短句来源
     Based on the above researches, typical small watershed, which has been artificially interpreted, was selected for comparatively analysis and precision checking. And the results indicated that this kind of model is applicable for local soil erosion evaluation with higher precision.
     在上述研究的基础上,选择人工解译的小流域资料进行对比分析,验证模型的精度,分析结果表明,该模型适用于当地的土壤侵蚀评价,并且具有比较高的精度。
短句来源
     A lot of achievements in land surface observation,RS monitoring have been obtained in China,but there are some lacks of field observation and systematic statistic data in regional soil erosion evaluation and prediction model development,as well as some issues of inter changeable and suitable capabilities of slope soil erosion models.
     中国在水土流失地面观测、遥感监测方面已取得许多成果,但在区域土壤侵蚀评价、预报模型开发方面,缺少系列化观测与统计数据,已有的坡面土壤侵蚀模型等在通用性、适用性方面还存在不少问题。
短句来源
     Taihang mountain area in Hebei province being taken as research area,in this paper the rainfall,slope,slope length,gully density,soil texture,vegetation fraction and land-using patterns were selected as seven influential factors,soil erosion evaluation index system was established with AHP method.
     以河北太行山区为例,选择加权降雨量、坡度、坡长、沟谷密度、土壤质地、植被覆盖度、土地利用类型7个影响因子,应用层次分析法求出各因子权重,建立土壤侵蚀评价指标体系;
短句来源
  “土壤侵蚀评价”译为未确定词的双语例句
     Evaluation of Soil Erosion in Longkou City Based on RS and GIS
     基于RS与GIS的龙口市土壤侵蚀评价研究
短句来源
     Based on the platform of Arcview 3.2,ARC/INFO 7.11 and Visual Foxpro 6.0,Soil erosion in the watershed of Jiuxihe in the up reach of Pearl River was evaluated by using universal soil loss equation(USLE).
     以珠江上游九溪河小流域为研究区域 ,采用美国通用土壤流失方程 (USLE模型 )为评价模型 ,以地理信息系统软件ARCVIEW 3 .2为分析平台 ,并在ARC/INFO 7.1 1及VisualFoxpro 6.0支持下 ,进行小流域土壤侵蚀评价
短句来源
     Based on the platform of Arcview 3.2,Arcgis,soil erosion in the watershed of Nan'an district in Chongqing is evaluated by using universal soil loss equation(USLE).
     以重庆市南岸区小流域为研究区域,采用美国通用土壤流失方程(USLE模型)为评价模型,以地理信息系统软件Arcview3.2为分析平台,并在Arcgis支持下,进行小流域土壤侵蚀评价
短句来源
     Evaluation of Soil Erosion Based on GIS in a Small Watershed
     基于GIS的小流域土壤侵蚀评价研究
短句来源
     Some important issues, including the classification and regionalization, the parameterization of the evaluation, the modelling of the erosion and the database building of the evaluation, and so on, have been discussed.
     对土壤侵蚀分类分区系统、土壤侵蚀评价因子选择、区域土壤侵蚀基础数据库建立、中国水土流失评价模型系统等是区域水土流失快速调查中的几个重要问题。
短句来源
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  soil erosion assessment
Soil erosion assessment and prediction play critical roles in addressing problems associated with erosion control or soil conservation.
      
Soil erosion assessment and its verification using the Universal Soil Loss Equation and Geographic Information System: a case st
      
RUSLE2 Model Application for Soil Erosion Assessment Using Remote Sensing and GIS
      
The PESERA team is strongly encouraged to have keynote on soil erosion assessment across Europe.
      


This paper is based on the raster format of digital elevation model, in light of the characteristics of breaking topography of the loess plateau to probe the method for the small raster formats (the each component 20 by 20 meters grid cell) of microcomputer mapping of digital topographic elements, and the mapping software is developed at the same time. The maps of surface cutting depth, slope and aspect of the cited small watershed in the study area are obtained.

本文在采用网格地形高程数据结构的基础上,针对黄土高原地形破碎的特点,对小尺度(网格边长20米)研究区域的微机数字地形要素制图方法作了初步的探索,研制了适合于小尺度研究区域的数字地形要素微机制图系统软件,并通过小集水区研究实例绘制出了地面切割深度、坡度和坡向图。在此基础上,如再选择输入有关自然和社经的信息,可进行土壤侵蚀评价和土利地用评价等。

Based on the five related indexes, the loess landforms are divided into some districts of similar type by fuzzy cluster analysis. Then, the characteristics of landforms in each divided district has been evaluated for the control of soil erosion in the area.

选用沟谷密度、切割深度、坡度特征值、相对高度及平均侵蚀模数等指标,利用模糊聚类的方法,对延河流域黄土地貌组合类型进行了划分.分析说明了黄土地貌组合的特点,为进一步分析黄土地貌的发育过程以及进行土壤侵蚀评价提供了依据

The technology of remote sensing and GIS has been mainly used in the national and regional survey of soil erosion, assessment and mapping of soil erosion, and building the information system on soil erosion and conservation etc. since the late 1970s in China. The application of spatial information technology in soil conservation of China in the early 21st century will be focused on: (1) spatio temporal monitoring the national soil erosion and conservation; (2) developing the national assessment model of...

The technology of remote sensing and GIS has been mainly used in the national and regional survey of soil erosion, assessment and mapping of soil erosion, and building the information system on soil erosion and conservation etc. since the late 1970s in China. The application of spatial information technology in soil conservation of China in the early 21st century will be focused on: (1) spatio temporal monitoring the national soil erosion and conservation; (2) developing the national assessment model of soil erosion; (3) surveying the regional soil erosion and conservation periodically and rapidly; (4) building the national management information system of soil conservation.

70年代以来,遥感和地理信息系统技术主要应用于土壤侵蚀遥感调查,基于GIS的土壤侵蚀评价与制图研究,土壤侵蚀与水土保持信息系统建立等方面。今后一个时期内,现代空间信息技术在中国水土保持中的应用,主要表现在4个方面:(1)实施国家水土流失与水土保持动态监测;(2)中国水土流失定量评价模型系统;(3)定期快速清查区域水土流失与水土保持状况;(4)建立国家水土保持管理信息系统。

 
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