杨观廉. E. O. T. S. 电影经纬仪度盘带动过程的研究[J]. 光学精密工程, 1988,(4): 56-63

Yang Guanlian. Research for the Drift Process of the Graduation Disk in E. O. T. S. Cinetheodolite[J]. Editorial Office of Optics and Precision Engineering, 1988,(4): 56-63

杨观廉. E. O. T. S. 电影经纬仪度盘带动过程的研究[J]. 光学精密工程, 1988,(4): 56-63 DOI：

Yang Guanlian. Research for the Drift Process of the Graduation Disk in E. O. T. S. Cinetheodolite[J]. Editorial Office of Optics and Precision Engineering, 1988,(4): 56-63 DOI：