1.
USA Experience of Cost-benefit Analysis of Undergrounding Distribution Power Lines
美国配电网架空线入地改造成本效益分析及对我国的启示
2.
overhead and underground system
架空线和地下线系统
3.
The device used for sending the waves off into space is known as aerial or antenna.
用来把电波送入太空的装置称为架空线或天线。
4.
Reason Analysis and Countermeasures of Overhead Insulation Grounding Line Drop Accident of 500kV Transmission Line.
500kV输电线路架空绝缘地线掉线原因分析及对策
5.
Underground transmission is more expensive than the overhead alternative.
地下输电要比架空线输电成本高
6.
Type spectrums for optical fiber composite overhead ground wires
光纤复合架空地线(OPGW)的型谱分析
7.
An aircraft intruded China's airspace over... area for reconnaissance.
一架飞机进入……地区，侵入中国上空进行侦察。
8.
Connection Mode for Hardware to Reruce Wearing of Suspension Claps of Overhead Grounding Wires
减缓架空地线悬垂线夹磨损的金具连接方式
9.
Test and Analysis of Inductive Voltage on Overhead Ground Wire of 1000 kV UHV AC Line
1000kV交流输电线路架空地线感应电压测试分析
10.
An aircraft intruded China's airspace over ... area for reconnaissance.
一架飞机飞越... 地区， 侵入中国上空进行侦察。
11.
The New Scheme Discussion of Grounded Protection for High Voltage Cables-Aerial Line;
高压电力电缆—架空混联线路接地保护方案探讨
12.
Research on Chongqing Urban District of High-voltage Overhead Power Line Going Underground
关于重庆主城区高压架空线下地的思考
13.
Analysis and Discussion on a Lightning Fault of Optical Fiber Composite Overhead Ground Wire
一起光纤复合架空地线雷击故障的分析探讨
14.
Establishment of Mathematical Models of Lightning Current on OPGW
光纤复合架空地线雷击电流数学模型的建立
15.
Suggestions on Converting Overhead Power Lines into Underground in Chongqing Urban Zone
重庆主城区实施电力架空线下地的探讨
16.
To conduct engineering by putting any part of lifting machinery into the overhead power line protection zones.
（二）重机械的任何部位进入架空电力线路保护区进行施工。
17.
Combinations of both overhead and under-ground HVDC line segments frequently occur.
高压直流架空线路和地下线路分段的组合也常采用。
18.
Has overhead protection or wire screening been provided where necessary?
已经在需要的地方提供了架空电线保护装置或电线保护屏蔽了吗？