Use Object Finder to highlight the main frame and select it.
使用ObjectFinder来强调主框架，然后选中它。
The identical pedestal north-finding scheme that the Nongyroscopic north-finder is pegged on the pedestal of collimator is introduced about its frame and working principle.
本文介绍一种将非陀螺寻北仪固定在准直瞄准仪基座上的寻北瞄准同一基座式方案的结构及其工作原理。
The identical pedestal north-finding scheme that the Nongyroscopic north-finder is pegged on the pedestal of collimator is introduced about its frame and working principle.
本文介绍一种将非陀螺寻北仪固定在准直瞄准仪基座上的寻北瞄准同一基座式方案的结构及其工作原理。
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