It builds coordinate and their correlations of photoelectricity theodolite .
建立了光电经纬仪的各种坐标系及其相互关系。
Thoughts for parallel observation of theodolite and rada .
对做好经纬仪与雷达对比观测的几点思考。
A theodolite designed for rapid measurements .
快速测量的一种经纬仪。
The methods of improving the gyroscopic theodolite orientation efficiency and benefit .
提高陀螺经纬仪定向效率的方法。
Kalman prediction method was applied to theodolite 's tracking mobile target , and simulation research of tracking mobile target was conducted under different target beacon velocity .