The Implementation of Traveling Wave Locating Device to 500 kV Networking Operation for Northeastern Grid
东北电网500kV行波测距装置组网运行的实施
Catenary Short-circuit Transient Simulation and Development of Traveling Wave Fault Location Device
接触网短路暂态仿真与行波测距装置开发
Determination of Direction and Range
定向与测距装置(超声波)
Design of Distance Measurement System Based on Ultrasonic Sensor
基于超声波测距系统的节能装置设计
measuring set of gain of TWT
行波管增益测量装置
The Research of a Fault-Recorder and Accurate Fault Location Device Based on DSP;
基于DSP的故障录波及精确测距装置的研制
pulse multiplex distance-measuring equipment
脉冲多路式测距装置
DME ground beacon antenna
测距装置地面信标天线
measuring set of noise figure of TWT
行波管噪声指数测量装置
Study on Device for Fault-Recorder and Fault Location of HV Transmission Line Based on DSP
基于DSP的高压输电线路故障录波及测距装置的研究
Activated Criterion Method of Power System Fault Location Device Based on Wavelet Transform
基于小波变换的电力系统故障测距装置启动判据方法
The On-line Measurement of the Traveling Wave Velocity in Fault Location System;
行波测距中测距波速的实时测量方法研究
microwave repeater test bay
微波中断装置测试器
harbour echo-ranging-and-listening device
港口回声测距和测向装置
A mechanism, as in a typewriter, that controls the lateral movement of the carriage.
棘轮装置例如在打字机上用来控制行距的装置
electronic digital tracking and ranging unit
数字式电子跟踪测距装置
a cylindrical log with a distance-registering device.
带有远距离寄存的装置的柱状测速器。
Improvement on a Device in the Experiment of the Measurement of the Thin Lens Focallength;
“薄透镜焦距的测定”实验装置的改进