Acquired by the Enhanced Thematic Mapper on NASA's Landsat 7 satellite, they show temperature, ranging from blue (warm) to yellow (hot).
两张图片由NASA资源探测卫星7号上的增强型专题成像仪获取，蓝色(暖)到黄色(热)部分显示了温度。
The Thematic Mapper on NASA’s Landsat 5 satellite captured these true-color images on August 11, 1984 (top), and September 1, 2009 (bottom).
这两张图像（真色彩）是美国国家航空航天局（NASA）地球资源5号(Landsat 5)卫星上的专题（地图）制图仪（The Thematic Mapper）获得的，分别拍摄于1984年8月11日（上图）和2009年9月1日。
As to technology and economic cost synthetically, extracting urban vegetation features by vegetation indices from Thematic Mapper (TM) images is a comparatively good way.
利用植被指数从TM影像中提取植被，从技术与经济成本方面综合考虑，是一个比较好的手段。
As to technology and economic cost synthetically, extracting urban vegetation features by vegetation indices from Thematic Mapper (TM) images is a comparatively good way.
利用植被指数从TM影像中提取植被，从技术与经济成本方面综合考虑，是一个比较好的手段。
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