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 ThematicMapper)获得的,分别拍摄于1984年8月11日(上图)和2009年9月1日。
The Thematic Mapper on NASA’s Landsat 5 satellite captured these true-color images on August 11, 1984 (top), and September 1, 2009 (bottom).
制图学专业学习如何绘制地图。学生学习数学,计算机及其他的技术,包括翻译航空照片和和遥感数据。
Cartography majors learn how to make maps. They study math, computer, and other techniques, including the interpretation of aerial photographs and remote-sensing data.
加拿大总是有好的制图和航空测量专家,并且是精英中的精英。
Canadians always have been good mappers and aerial survey specialists, and it was the highest of high tech.
利用航空像片进行林业制图和植物测量是植物资源调查的主要任务。
Forestry mapping and plant resources measurement in use of aerial photographs is the main task of plant resources survey.
利用航空像片进行林业制图和植物测量是植物资源调查的主要任务。
Forestry mapping and plant resources measurement in use of aerial photographs is the main task of plant resources survey.
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