This work points out the exploration direction of Durimu Sag and contributes to the knowledge of surface magnetic density surveying in desert areas.
该工作不仅为该区下一步勘探指明了方向，也为在沙漠区进行地面磁力测量积累了经验。
This sensor is composed by the CCD pickup camera and the laser, it is mainly used in surveying the road surface smoothness.
该传感器由CCD摄像机和激光器组成，主要用于测量路面的平整度。
The special surveying method of SAR system(side-looking imaging) and specific surface condition of mining area lead to many influence on high precision.
但由于SAR系统的测量方式（侧视成像），以及矿区的特殊地表情况，导致影响其测高精度的因素很多。
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