精密三角高程测量在高铁沉降观测中的应用

The Application of Precision Triangle Height Measurement in the Observation of High Iron Deposition

通过分析全站仪单向三角高程测量、中间法三角高程测量和对向观测法三角高程测量的基本原理,结合工程实例详细论述了观测点的布置、仪器的位置、高差值测量、数据处理方法等内容,指出了影响测量结果精度的因素,并总结了这些测量方法的特点。

Through the analysis of total station unidirectional trigonometric leveling, middle of triangular elevation measurement and the observation of triangular elevation measurement of trigonometric leveling, combined with engineering examples are discussed in detail observation point distribution, the instrument of the position, height value measurement, data processing method and content, this paper points out the factors that affect the accuracy of the measurement results, and summarizes the characteristics of these measurement methods.