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信息网络时代的到来 ,极大地改变了人们获取和利用信息资源的方式 ,也大大地推动了人们对信息的利用程度。国土资源部新一轮国土资源大调查要求应用新的思路和新的方法技术进行实施 ,比如 3Ｓ(ＲＳ、ＧＩＳ、ＧＰＳ)或 4Ｓ(ＲＳ、ＧＩＳ、ＧＰＳ、ＬＩＳ)技术。本着这一精神 ,
The advent of the information network era has greatly changed the way people access and use information resources, and greatly promoted people’s utilization of information. A new round of land and resources surveys by the Ministry of Land and Resources requires the application of new ideas and new methodologies, such as 3S (RS, GIS, GPS) or 4S (RS, GIS, GPS, LIS). In this spirit,