遥感技术已经广泛的应用于土地利用与土地覆盖数据获取中。
Remote sensing technique has been widely applied in land use and land cover.
70年代以来，遥感技术以其自身的优势，已成为获取土地利用与土地覆盖变化信息的重要手段。
Since the 1970s, remote sensing had becomed an important means to gain the information for land use and land cover change with their own advantage.
利用遥感和计算机技术，选用4个不同时相的陆地卫星影像对黄河三角洲河口地区从1976年到2 0 0 0年的土地覆盖变化进行了动态研究。
The Landsat images of 4 time phases were used to investigate the dynamic changes of land cover at the mouth of the Yellow River from 1976 to 2000.
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