Atmospheric vertical refraction is the main factor which affects the precision of EDM trigonometric levelling.
大气垂直折光是影响EDM三角高程测量精度的制约因素之一。
Through data simulating, the thesis proves that atmospheric refraction is not a neglected factor in to aerial digital remote sensing images.
通过数据模拟，本文得出了大气折射对于航空数字遥感影像的影响不容忽略的结论。
The result of optical measurement, which is affected by the factor of atmospheric refraction, is discussed.
讨论在靶场光学测量中，大气因素如何影响测量结果。
The result of optical measurement, which is affected by the factor of atmospheric refraction, is discussed.
讨论在靶场光学测量中，大气因素如何影响测量结果。
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