1 Electrical power is supplied by underground cables.

2 Roads have to be dug up to lay underground cables.

3 Underground cables carry electricity to all parts of the city.

4 Now it plans to use its underground cable network to offer customers a telephone service as well.

5 Finally, we implement a prototype system of an underground cable visualization management.

6 Furthermore, the common accidents of underground cables usually take place in the artificial connecting part. Therefore, this paper interprets underground cable joint insulation status diagnosis.

7 The utility model discloses an external underground cable protective sleeving, relating to an assorted device for oil and gas well underground cables.

8 Overhead lines have more outages than underground cable per unit length, but the outages are usually shorter in duration.

9 First conversation by long distance underground cable, 10 miles - New York to Newark.

10 Conversation by underground cable, 90 miles - New York to Philadelphia.

11 Power is fed into the electricity line through an underground cable.

12 The electricity line is fed with power through an underground cable.

13 Lead tube is usually used as the metal closure of Underground Cable.

14 In general, the power engineer adopts fixed value of Basic Lightning Impulse Level (BIL) as equipment specification, and put lightning arrester at the joint of tower and underground cable.

15 Today the breakeven point between alternating cur-rent and direct current is approximately 400 miles (640 km) for overhead lines and 20- 25(32- 40 kin) miles for underground cable.

16 Francois Couder, 43, began working at the age of 17 laying underground cable in hazardous conditions for state-run France Telecom.

17 Francois Couder, 43, began working at the age of 17 laying underground cable in hazardous conditions for state-run France Telecom. The company has since been privatized.

18 The number of Internet cafes due to space restrictions, the wall, and underground cable clutter piling up, there are serious security risks.

19 All of the 28 miners who were working in the shaft were killed when an underground cable caught fire at about 8:10 pm at Xiaonangou coal mine at Sangshuping Township of Hancheng City.

20 Millions of invisible bits of data were being transmitted through underground cable wires and satellite networks, and I was their sole subject and object of concern.

21 There are several alternate means of transmitting electric power, for example, by alternating or direct current, overhead or underground cable, and all over a wide range of voltages.

22 Then, this paper describes the required technology of management system of underground cable.

23 It may avoid stopping transportation and polluting city environment to have excavation in the open replaced by shallow-concealed excavation for large scale underground cable tunnel construction.

24 However, there is no power to provide monitoring devices of underground cable place, so non-contact power supply is a feasible scheme.