This method utilizes the large scale of land measuring method and the precise benchmark level of the water level gauge in the high trueness displacement of the drone, with which we obtain the tolerance in ±0 1mm.
利用大地测量方法测量范围大的特点 ,将水准仪提供的基准水平面配合靶标点一维高精度位移 ,使得基准面调定后的误差小于± 0 。
The measurement results of laser projection method are compared with those of water level deflection instrument.
实桥测试结果表明,相对精密水准仪的测量效果,改进后的激光投射式挠度传感器在实际桥梁,尤其是高落差、大跨度桥梁的挠度测量中,具有操作方便、测量速度快、测量精度高等优势。
Improvement of experimental method for i angle error inspection of level;
检验水准仪i角误差实验方法的改进
Digital Reformation of Optical Level Based on AVR MCU;
基于AVR单片机的光学水准仪数字化改造
The level s "i" angle testing is very important in leveling.
水准仪i角检验在水准测量中具有重要作用,本文具体介绍了水准仪i角检验中的弗尔斯特法、奈鲍尔法、库卡迈金法和日本方法等四种方法,推导了它们的检验公式,并对其测定精度进行了分析比较,进而提出了各种方法的适用条件及一些新的有参考价值的建议———精密水准仪i角检验最好采用弗尔斯特法,普通水准仪i角检验采用日本方法较适当。
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
two-axis electrolytic bubble level
双轴电解气泡水准仪
DATA COMMUNICATION OF LEICA DNA SERIES DIGITAL LEVLES VIA RS232 SERIAL INTERFACE AND LEVELING SURVEY INTEGRATION SYSTEM
徕卡DNA水准仪串口通信及水准测量一体化系统
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
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
The Planning of Lecia DNA03 Digital Level Data Processing and Performing
徕卡DNA03水准仪数据处理方案与实现
Design on Data Pre-processing Program through DiINi03 Electric Surveyor's Level
DiINi03电子水准仪数据预处理程序设计
Development of a PDA-based Bridge Level Detection System
基于PDA的水准仪桥梁检测系统的开发
Researching Acquisition and Processing System of Digital Level based on DSP-chips
基于DSP数字水准仪采集处理系统研究
JSJ-Ⅱ Z-type level Level Detection Device as Alignment Evaluation of Measurement Uncertainty
JSJ-ⅡZ型水准仪检测装置水平准线测量不确定度评定
Spirit levels on the gyro may be used to determine whether the instrument has settled with a list.
陀螺上的气泡水准仪可用以确定仪表的放置是否倾斜。
Such a device combined with a telescope and used in surveying.
测地水准仪装有望远镜的这种装置，用于测量
Application of bar code signal restoration in digital level
条码信号复原技术在数字水准仪中的应用
A perception on the verification item and verification method of the digital levels
浅谈数字水准仪的检定项目与检定方法
The Principles of Digital Levels DiNi11/12 and Noteworthy Problems in Application
数字水准仪DiNi11/12原理及应用中应注意的问题
The Application of EXCEL Regression Analysis in the Level Micrometer Data
利用EXCEL回归分析功能处理水准仪测微器数据
Scope of Compensation of Automatically Anping Level and the Detection of i Angle
自动安平水准仪补偿范围与i角的检测
mason's lever (gradienter)
泥瓦工用水准器（测斜仪）