The transformation of GS-15 gravimeter is successful, but the interference of atmospheric pressure will be solved in future.
GS-15型重力仪的改造是成功的，但气压干扰问题有待进一步解决。
The influences of atmospheric turbulence on interference efficiency due to the angle of arrival fluctuation in the laser heterodyne detection system were presented.
提出了一套新颖扫描成像系统方案，它综合了共焦扫描方式与光外差探测方法的优点。
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