基于全站仪三角高程测量的精密研究大学学位论文.doc

本科学生毕业论文 基于全站仪的精密三角高程测量研究 系部名称： 测绘工程系 专业班级： 测绘工程 B04-70班 二○○八年六月 The Graduation Thesis for Bachelors Degree Study on Measurement of the Precise triangulated Height Based on Total Station 摘 要 本论文概括地介绍了三角高程测量的原理，一般的作业方法以及与此有关的作业方法的基本步骤。本论文重点在于详细讨论影响三角高程测量精度的各项因素，以及为改善精度所采取的措施；特别是深入地论述了消弱大气折射和垂线偏差影响的各种方法、原理和不同的观点。 本课题根据全站仪的功能和技术特点，研究单向三角高程测量、对向三角高程测量、间隔法三角高程测量建立精密高程控制网的理论、方法和措施，分析全站仪进行精密三角高程测量各种方法的精度和可靠性，在过程中，发现问题，努力解决问题，并加以总结，为全站仪在日后测量生产中的广泛应用提供技术支持和理论指导。 关键词：高程测量；垂线偏差改正；大气折射；正高高差；全站仪；单向观测  ABSTRACT In this paper, a traditional triangel elevation measuring on the principle of general practices and related practices of the basic steps. This paper focuses on detailed discussions affected triangular elevation measurement accuracy of various factors, as well as to improve the accuracy of the measures taken in particular in-depth discussion of the weakening atmospheric refraction and vertical deviation of various methods, principles and different points of view . ?????Total Station this issue in accordance with the functional and technical characteristics, on a one-way triangle elevation measurement, the height measurement to 1.30, the height measurement interval of 1.30 to establish the precise elevation control network theory, methods and measures of precise trigonometric leveling Total Station Ways of measuring the accuracy and reliability in the process, identify problems and strive to solve the problem, and sum up for the Total Station in the future production of measuring the broad application of the provision of technical support and theoretical guidance. Key words: elevation measurement; vertical error correction; atmospheric refraction; poor are high; Total Station; one-way observation 目 录 摘要………………………………………………………………………………………Ⅰ Abstract ………………………………………………………………………………Ⅱ 第1章 绪论………………………………………………………………………………1 1.1 概述………………………………………………………………………………2 1.2 国外精密三角高程测量的研究现状……………………………………………… 1.3 我国三角高程测量的研究概况………………………………………………… 1.4 三角高程测量的发展…………