全球定位系统

1、 线路控制开始提出并逐渐成现实。
GPS 作为新一代的卫星导航和定位系统，不仅具有全球性、全天候、连续性、实时性 的精密三维导航与定位能力，而且具有良好的抗干扰性和保密性。
相对于经典测量学说， GPS 定位技术具有观测点之间无需通视、定位精度高、观测时间短、提供三维坐标、操作 简便以及全天候作业等主要特点。
给公路测设事业注入了新的活力。
关键词关键词：GPS ； 测量测量 ； 精度；精度； 线路控制线路控制 2 Abstract In the large-scale proceeding high grade road that people clearly be aware that surveying quantity directly affect the quantity of whole engineering. But it is regret that the highway survey design still did not get away from the traditional surveying design mode and method, wh。

2、method of navigation, was conceived to enhance navigation accuracy for U.S. military forces during the early 1970s. Since 1984, the GPS has found application in a myriad of systemsfrom automotive monitors advising drivers of the locations of hotels and restaurants to guidance systems which allow bombs and missiles to make direct hits on targets. Of the two global satellite navigation systems currently operating, the GPS has gained preference in most international markets. The 。

3、font-family:黑体中文10392字 毕业设计（论文）    外文翻译     题     目   测量机器人在隧道监控    量测中的应用    学     院     土木建筑学院        专     业     &。

4、The Global Positioning System Abstract: Global Positioning System is based on the background of the United States Department of Defense.It is designed,invested,developed,and operated by the United States Department of Defense ,GPS is a satellite-based positioning and time transfering GPS positioning function has a wide range of applications in the modern measurement and a more modern building.GPS-RTK technology is also widely used in modernization building, and now GPS has also been 。

5、指导教师评阅意见 学生姓名： 单锦贵 班级： 121901 得分： 请指导教师用红笔在译文中直接进行批改，并就以下几方面填写评阅意见，给出综合得分（满分按 15 分计）。
1、专业术语、词汇翻译的准确性； 2、翻译材 料是否与原文的内容一致； 3、翻译材料字数是否符合要求； 4、语句是否通顺，是否符合中文表达习惯。
指导教师（签名）： 年 月 日 Introduction to the Global Positioning System What is GPS? The G。