As the development of the digital city and the integration of urban and rural area,our country has built lots of provincial CORS systems and city CORS systems.The composition and application of CORS systems are presented.GPS control wetwork systems is constructed based on LZCORS,CORS systems built in Lanzhou,and its accuracy is inspected and analyzed,then the advantage of CORS systems in the application is explored.%随着城市数字化及城乡一体化的发展,国内已建设了很多省级CORS系统和城市CORS系统,借助于兰州市建立的CORS系统,介绍了CORS系统的组成、应用等.基于LZCORS系统进行了GPS控制网的建设,对其控制网的精度进行检验和分析,并探讨CORS系统在应用中的优势.
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