Modern information technique has taken new challenges to geodetic surveying . Network technique which has already walked into thousands of homes makes it possible to share data .
现代信息技术给大地测量带来了新的挑战,已经走进千家万户的网络技术使数据共享成为可能。
Presently , though deformation monitoring methods are diversifying day by day , but geodetic observation method is one of the most effective among them .