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简要介绍了GPS(全球定位系统)基本的组成和定位原理,结合横茶吉铁路控制测量实践中的应用,阐述了GPS在铁路控制测量中的使用方法和应用效果,以期GPS在铁路工程施工测量中能更好地推广应用。
The basic composition and positioning principle of GPS (Global Positioning System) are briefly introduced. Combined with the application in control measurement of Hengchaji Railway, the application and application of GPS in railway control surveying are expounded. In can better promote the application.