The key problem to generate automatically the digital elevation model (DEM) by three-line CCD camera for photographic measurement is the stereo image matching technology.

利用三线阵c CD图像自动提取数字高程模型(dem)的关键问题是立体像对的匹配相关技术。

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The inner orientation elements of the three-line-array CCD camera are affected by the change of the circumstance during the satellites launching and flying on the orbit.

卫星发射及在轨飞行中，环境变化会影响三线阵c CD相机的内方位元素。

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The inner orientation elements of the three-line-array CCD camera are affected by the change of the circumstance during the satellites launching and flying on the orbit.

卫星发射及在轨飞行中，环境变化会影响三线阵c CD相机的内方位元素。

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