1.
DME ground beacon antenna
测距装置地面信标天线
2.
radiosonde ground equipment
无线电探空仪信号地面接收装置
3.
Study on Antenna Equipment for Communication of Very low frequency (VLF) Electromagnetic Wave Propagation through Earth
甚低频电磁波穿透地层无线通信系统天线装置的研究
4.
Research of a New Device for Fault Location of Overhead High Voltage Transmission LinesUsing One-Terminal Data;
高压架空输电线路单端故障测距装置的研究
5.
Study of a New Type of Fault Locator for the High Voltage Transmission Line;
高压输电线路新型故障测距装置的研究
6.
No signal quality information was received. Move the receiver closer to your wireless mouse, and then click Test Again.
未接收到信号质量信息。请将接收器移动到距离无线鼠标较近的位置，然后单击“再次测试”。
7.
Research of a Equipment Which Watch and Control the Relay Protector s Communicate Channel and Two-terminal Fault Location;
保护通信通道监控装置及双端测距的研究
8.
high-frequency remote signalling apparatus
高频远距离信号装置
9.
beacon ground S-band
地面S波段无线电信标
10.
pulse multiplex distance-measuring equipment
脉冲多路式测距装置
11.
Determination of Direction and Range
定向与测距装置(超声波)
12.
beacon portable packset
携带式无线电信标发射装置
13.
On the receiving instrument he also used an elevated aerial and earth.
在接收装置上，他也采用了高架天线和接地装置。
14.
IEC 61850-based on-line monitoring device for circuit breakers
基于IEC61850标准的断路器在线监测装置
15.
The signal quality is still low. Move the receiver closer to the wireless mouse, and then click Test Again.
信号质量仍然较低。请将接收器移动到距离无线鼠标较近的位置，然后单击“再次测试”。
16.
INSPECT THE RADIO GROUND WIRE AND ANTENNA FOR PROPER INSTALLATION.
检查信号地线与天线以便准确安装。
17.
Doppler very high frequency omnidirectional radio range and distance measuring equipment
多普勒甚高频全向无线电信标及测距设备
18.
Rockets use a system known as telemetry to relay their information to earth.
火箭用一个称为遥测技术装置的系统，把它们的信息传给地面。