The experiment satellite will mainly be used to carry out photographic surveys of China's land resources, monitor geographical environment and conduct scientific research on mapping.
实验卫星将主要被应用于摄制中国土地资源勘测影像，监视中国地理环境和传送科学研究映象。
Combined with the land resources investigation project, this paper studied the methods of land updating investigation using satellite remote sensing data.
结合国土资源大调查，利用卫星遥感数据对土地更新调查方法进行了研究。
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