A quantitative evaluation of beneficial result in conserving water and protecting soil erosion of froest in the upper stream of Miyun reservoir is produced from the information system.
利用该系统对密云水库上游密云县境内水源保护林的水源涵养与防止土壤侵蚀效益进行了定量评价。
The linkage between the soil erosion model ANSWERS and the Geographical Information system (GIS) ARC/INFO is presented.
研究了土壤侵蚀模型ANSWERS和地理信息系统（GIS）ARC／INFO之间的连结。
By the support of ARC/INFO geographical information system and integration of GIS and USLE, the soil erosion amount of Yuzigou small watershed was predicted.
在地理信息系统ARC/INFO支持下 ，根据通用土壤流失方程式 （ USL E）对数据库实施运算操作 ，预测了芋子沟小流域土壤侵蚀量。
Based on VRGIS technology, 3d virtual simulation system of soil erosion is build, which offers the dynamic information of soil and water erosion accurately.
应用虚拟现实地理信息系统(VRGIS)技术建立水土流失三维仿真系统，提供水土流失动态信息。
Remote-sensing technique(RS)combined with global positioning system(GPS)and geo-graphic information system(GIS)is currently an advanced method in the world to investigate soil erosion.
用遥感技术，结合全球定位系统、地理信息系统进行水土流失调查是目前国际上比较先进的方法。
Remote-sensing technique(RS)combined with global positioning system(GPS)and geo-graphic information system(GIS)is currently an advanced method in the world to investigate soil erosion.
用遥感技术，结合全球定位系统、地理信息系统进行水土流失调查是目前国际上比较先进的方法。
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