Briefly the paper introduces a new method to make a DEM by a airborne laser radar combining with Global Positioning System and Inertial navigation technology.

主要介绍了利用机载激光雷达并结合全球卫星定位系统、惯性导航技术建立地形高程模型的一种新方法。

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Then discussed the structure of this imaging laser radar for airborne survey, and its ranging performance under shot-noise limited.

讨论了将该种雷达应用于机载探测时的系统总体结构和在散粒噪声受限时的测距性能。

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The flights will be conducted by a DC-8 outfitted as a special airborne laboratory with laser mapping instruments, ice-penetrating radar and gravity instruments.

CNN: NASA flights will study Antarctic ice changes