high precision orientation 高精度对准
precision orientation system 精密导向系统
precision orientation control 精定位控制
automatic precision orientation 自动精密导向
precision orientation algorithm 精确定位算法
high-precision orientation stage 精密定位工作台
Test result shows the digital control method of system is simple, and has high precision orientation.
实验证明：其数字式控制方法简便，位置定位准确，控制精度高。
Accurate control, small focus electro-optical point, high precision orientation, realize automation easily.
可精确控制，聚焦光电点小，可高精度定位，易实现自动化。
In this paper, the dynamic, static and automatic precision orientation system applied to underground projects is studied.
本文研究了应用于地下工程的动、静态自动精密导向系统。
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