前言......................................................................4第1章绪论................................................................51.1概述...................................................................51.2国内外研究的现状.......................................................61.3本文主要研究内容.......................................................7第2章GPS定位基本原理及误差来源..........................................92.1GPS定位的基本原理.....................................................92.1.1GPS系统简介.......................................................92.1.2GPS定位的基本测量................................................102.1.3GPS定位的基本原理................................................122.2GPS定位的误差来源....................................................152.2.1与卫星有关的误差..................................................152.2.2卫星信号传播误差..................................................162.2.3与接收设备有关的误差..............................................172.2.4粗差..............................................................192.3GPS数据采集模式及网间坐标转换........................................192.3.1GPS数据采集模式..................................................192.3.2GPS网与其它网之间的坐标转换......................................20第3章桥梁控制测量........................................................223.1概述..................................................................223.2桥梁控制网的特点......................................................223.3桥梁控制网的布设.....................................................243.3.1桥梁控制网的基准和投影面的确定....................................243.3.2桥梁控制网的布设要求..............................................273.3.3桥梁控制网的布设方法..............................................293.4桥梁控制网的精度要求..................................................313.4.1桥梁控制网精度估算................................................313.4.2高程控制网的精度..................................................333.5控制网施测方法........................................................34第4章高速铁路测量控制技术体系............................................364.1精密测量控制体系的研究...............................................364.1.1客运专线铁路精密工程测量的概念...................................364.1.2建立客运专线铁路精密工程测量体系的必要性.........................364.2高速铁路客运专线铁路工程技术要求......................................374.2.1坐标系统..........................................................37第5章GPS在大型桥梁控制测量中的应用.....................................395.1GPS桥梁控制网的技术指标.............................................395.2GPS控制网的网形设计.................................................395.3GPS桥梁控制网的布设要求.............................................405.4GPS控制网的施测.....................................................405.5.1GPS仪器的选择与检验.............................................405.5.2GPS控制网的外业实施.............................................405.5.3观测数据的处理...................................................415.5.4GPS基线向量网平差...............................................42第6章京沪高速铁路丹阳至昆山特大桥工程实例................................446.1丹阳至昆山特大桥简介.........
