三维姿态测量系统中，由激光器发出指示光束，照射至二边的屏幕上，由屏幕上的光斑位置反映出目标的各姿态角。

In the system of tridimensional attitude measurement, the laser beams laser beams, and then shoot to the screen and the attitude of object can be calculated by the light-spot on the screen.

youdao

三维姿态测量系统中，由激光器发出指示光束，照射至二边的屏幕上，由屏幕上的光斑位置反映出目标的各姿态角。

In the system of tridimensional attitude measurement, the laser beams laser beams, and then shoot to the screen and the attitude of object can be calculated by the light-spot on the screen.

youdao