一种将既有线平面测绘精度提高到1/10000的方法

刘志义，孙继忠

A NEW SURVEYING METHOD ON EXISTING RAILWAY FOR IN-CREASING LEVELLING ACCURACY FROM 1/2 000 TO 1/10000

LIU Zhiyi,SUN Jizhong

铁道工程学报 . 1999, (1): 9 -12 .