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《Geology of Anhui》 2010-02
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DISCUSSION ON COORDINATE SYSTEM AND GROUND CONTROL SURVEYING TECHNIQUE IN MINERAL RIGHTS CHECKING

DANG Mei-li(Institute of Geophysical and Geochemical Survey Technological Anhui Province,Hefei,Anhui 230022,China)  
To strengthen scientific management of mineral rights,safeguard the legal interests of mineral rights owner and guarantee reasonable development and utilization of national mineral resources,the mineral rights checking work has been conducted in an all round way in the whole country.The choice of coordinate system and ground control surveying are critical to the accuracy of the checking work.This paper discussed relevant surveying technique issues with the work,including choice and conversion of coordinate systems,basic requirements of ground control surveying,technical design of GPS network,spot choosing and mark stone laying,technical requirements of instruments and equipments,GPS observation and records,GPS network error compensation calculation and treatment,etc.
【CateGory Index】: P228.4
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