three-wire leveling是什么意思

网络释义

用法例句

Accurate analysis of total station instrument to replace leveling survey;

全站仪代替水准测量精度分析

In this paper,the theories,techniques,methodologies,and results of monitoring primary fractures connecting to the injection well in Anpeng Alkali Mine are presented, which combines micro-seismic monitoring with leveling survey techniques.

介绍了在桐柏安棚碱矿,用微地震监测结合水准测量监测与注水井连通的原生裂隙带的理论、技术、方法和监测结果,并据此部署开采井位,把采液井打在与注水井连通的裂隙带上,实现了2条注、采井1 000 m井下裂隙带连通,使安棚碱矿可以连续注水、采出碱液,从而获得较高的生产水平和经济效益。

According to Tongliao power plant water source engineering,it particular discuss basis theory and means of combine of GPS and leveling survey,availability results is obtained.

文章结合通辽电厂水源工程,详细论述了GPS和水准测量相结合的基本原理及工作方法,并得出了有益的结论,对今后类似的工程具有一定的借鉴作用。

Specifications for the third and fourth order leveling

GB12898-1991国家三、四等水准测量规范

The paper expounds the principle of triangular elevation surveying and its accuracy, and further presents the accuracy norm for 4(superscript th) grade of leveling surveging.

阐述全站仪三角高程测量的原理及精度，在此基础上得出达到四等水准测量的精度要求。

The discuss of the precision in the GPS height replacing the 4 and 5 grade leveling

GPS测高技术代替四、五等水准测量精度探讨

On the Key Problems of the Third Stage National First-order Levelling

国家三期一等水准测量若干问题的研究

Research on Trigonometric Leveling to Replace Second-Class Leveling in Mountain Areas

用三角高程代替山区二等水准测量方法研究

Application and Research of Precise Trigonometric Leveling in Second Leveling in Mountainou Area along Passenger Dedicated Line

精密三角高程测量在客运专线山区二等水准测量中的应用研究

Automatic level and high-grade level survey as well as deformation monitoring

自动安平水准仪与高等级水准测量和变形监测

Technology of Total Station Instrument Precise Trigonometric Leveling used for Second-Grade-Leveling Elevation Survey

全站仪精密三角高程法用于二等水准测量的技术

Application of Precise Triangle Height in Second Order Leveling of Dayaoshan Tunnel

精密三角高程在大瑶山隧道二等水准测量中的应用

Implementation of National First Order Leveling using High Accuracy Electronic Level

利用精密电子水准仪进行国家一等水准测量

Specification for the first and second order leveling

GB12897-1991国家一、二等水准测量规范

The Application of Trigonometric Leveling and GPS in River-crossing Leveling

三角高程、GPS在跨河水准测量的应用

Precision Analysis of Total Station Trigonometric Leveling Replace Leveling

全站仪三角高程测量替代水准测量的精度分析

surveyor's level

(矿坑)测量水准器

To measure the different elevations of(a tract of land)with a level.

测量水平用水准仪对（土地）做水准测量

Design of Grade Leveling Recording Software Based on Excel VBA

基于Excel VBA的等级水准测量记录软件设计

Research and Application of Leveling-like Trigonometric Leveling using Total Station

全站仪水准式三角高程测量的研究与应用

accurate statistics, measurements, calculations, etc

准确的统计、 测量、 计算等