APPLICATION OF GPRS REAL TIME DIFFERENCE SYSTEM IN CHANGE SURVEY OF LAND USING
Gui De-zhu, Li Gang, Chengcheng Zhang · Cehui dili xinxi · 2006
The method and workflow of using GPRS real time difference technologies in the change survey of using is introduced.Take digital land project of Xuzhou as example to use the mobile computation technology and the excellent capability of PDA.