铁路测量

研究利用GPS技术间接获取正常高，对铁路测量具有非常重要的实用意义。

The study of obtaining normal height by using GPS geodetic height indirectly is of important significance in railway survey .

论述了GPS-RTK技术的基本原理及其在铁路测量中的应用方法。

This paper discusses the methods of applying GPS-RTK technology in railway survey .

GPS高程用于铁路测量的精度研究

Precision of GPS Geodetic Height in Railway Leveling

应用全站仪与PDA掌上电脑实现既有铁路测量一体化系统原理探讨

Exploration for Application of Total Station Machine and PDA Handset Computer to Realize Integrated System of Surveying Existing Railways

GPS-RTK技术在铁路测量中的应用

Application of GPS-RTK Technology in Railway Survey

精化大地水准面模型在铁路测量中的应用分析

Analysis of Application of Precisely Determined Geoid Model in Railway Surveying

高速铁路测量建立独立坐标系的数学模型

The Mathematical Models of Establishing Independent Coordinate System for High-speed Railway Surveying

斜墨卡托投影在高速铁路测量中的应用分析

Analysis of Oblique Mercator Projection Application in High-speed Railway Surveying

现行铁路测量规范中几个不可忽略的问题

Several Nonnegligible Issues in the Current Railway Survey Codes

全球定位系统铁路测量规程

Specification for ( GPS ) survey of railway engineering

研究结论：利用模型可以很好的解决投影变形对工程建设的影响，容易满足高速铁路测量精度要求，方便了工程施工测量，对高速铁路的建设有很好的实用性。

Research conclusions : Using four models can solve the length deformation in the coordinate system for railway surveying and meet the need of engineering surveying easily .

针对这一问题，必须采取有效的约束条件和措施，使得长度变形小于1/40000，从而满足铁路测量精度要求。

Therefore , some necessary restricted measures should be taken to make the projection length ( deformation ) less than 1 / 40 000 in order to meet the requirement of accuracy for railway surveying .

本文简要地介绍了GPS的发展概况和定位方法，综述了GPS在国内外工程测量中的应用现状，并对其在铁路工程测量中的应用前景作了展望。

This paper briefly describes the development of positioning method of GPS , outlines its practical application in engineering surveying both at home and abroad , and fore - casts the future application of GPS in railway surveying .

新建铁路工程测量规范经济预测与规划中心

Code for new railway engineering survey Economic Projections and Programming Centre

客运专线无碴轨道铁路工程测量和铺设条件评估关键技术

PDL Ballastless Track Engineering Survey and Evaluation of Laying Condition

微机控制的铁路隧道测量图形扫描系统

Microcomputer Controlled High Precision Image Scanning Systems for Railway Tunnel Width Measurement

全站仪三角水准在山区铁路工程测量中的应用

Application of Triangle Leveling of Total Station in Mountain Railway Engineering Survey

铁路工程测量反算程序的研究与应用

Study and Application of Reverse Procedure for Railway Engineering Survey

公路、铁路施工测量的实用计算器程序

The Practical Calculator Program of Road and Railway Construction Survey

铁路中线测量技术要点及偏差调整方法探讨

Technology of Rail Track Centerline Survey and Adjustment Methods of the Deviation

高速铁路控制测量的精度研究

Precision of Control Survey in High Speed Railway

新建铁路摄影测量规范

Code for photogrammetric survey of new railway lines

《新建铁路工程测量规范》修订原则及技术特点

Revise Principles and Technical Characteristics of " Code for the Engineering Survey for New Railway "

2004年，铁道部决定在遂渝线建设无碴轨道综合试验，组织开展无碴轨道铁路工程测量技术的研究，并建立遂渝线无碴轨道综合试验段精密测量控制网。

In 2004 , MOR decided to launch integrated experiment for ballastless track on Suining-Chongqing Railway .

新建铁路工程测量规范

Code for new railway engineering survey

上述几种方法人工强度大，误差大不能满足当其高速铁路的测量精度与速度的需求。

Because of the artificial strength and large errors , it does not meet with the requirement of measurement accuracy and speed .

本文介绍了一种检定卧式油罐及铁路罐车测量曲线体半径的专用工具。

A special tool is introduced here to measure the curved object radius of the horizontal oil tank and railroad tank car .

通过理论分析和结合我国电气化铁路谐波测量统计数据，说明了引入同时系数FHV的必要性和其取值方法的合理性。

With the results of theoretical analysis and statistic based on harmonic measurement data of electric railway , the necessity and reasonableness of this method is further confirmed .

目前在山区铁路工程测量过程中，由于地形起伏较大，传统的水准测量效率低，非常难以实施。

Nowadays , in mountain railroad engineering survey , the efficiency of traditional leveling method is low , is very difficult to practice because of terrain undulation being big .

通过对现有机械式铁路轨道测量仪的优化升级改造的理论分析和实验验证，使该优化方案显示出很强的实用性和可行性。

Through the theoretical analysis and experimental verification of the optimization and upgrading of the existing railway track scale , the optimized program shows very strong practicality and feasibility .