提高全站仪自由设站精度方法的研究

朱洪涛，吴维军，王志勇

Research on the Improving the Accuracy of Free—positioning Electric Total Station for Track Measurement

ZHU Hong—tao，WU Wei—jun，WANG Zhi—yong

铁道工程学报 . 2009, (5): 21 -23 .