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optic cables

optic cables

optic cables

optic cables

3

Dark fiber refers to unused fiber -optic cables that have been laid out in the field.

暗光纤是预先埋设的，还没有使用的光纤。

4

Fiber optic cables and lasers capable of sending pulses of light down them already existed when Dr. Kao started working on fiber optics.

当高锟开始研究光纤学的时候激光能够发射光脉冲通过光纤和已经存在。

5

Coaxial and fibre-optic cables are popular communication lines for LANs because they provide fast data transmission and are easy to install .

同轴电缆与光纤缆线是局域网络常用的通讯线路，提供快速的数据传输，安装容易。

6

These would be connected to shore by fibre-optic cables , allowing scientists to operate the vehicles from the comfort of their labs .

解调器与岸上的纤维光缆相连，科学家可以在舒适的实验室里遥控巡游者的车轮。

7

This page concludes this lesson . The next lesson will discuss signals and noise. The first page describes copper and fiber optic cables.

本单元结束此课程。下一课程将讨论讯号和杂讯。第一单元描述铜质和光纤缆线。

8

Most international Internet-data and voice phone calls are transmitted as pulses of light via the hundreds of undersea fiber-optic cables .

大部分国际互联网数据和语音电话通过数百条海底光纤电缆以脉冲光的形式传输。

9

These pulsed lasers are commonly used to transmit information through fiber optic cables.

脉冲激光器被普遍应用于光纤的信息传输。

11

The arrival of new submarine fibre-optic cables will boost bandwidth , cut costs and stimulate businesses that rely on technology .

新海底光缆的使用将会加速宽带普及、降低费用，刺激科技型企业的发展。

13

Fiber-optic cables are the lifelines for connecting Internet users on different continents .

光导纤维是各大洲的互联网用户相互联络的生命线。

14

Backbone providers are the Internet players that typically own and lease long-haul fiber -optic cables spanning a large region .

主干网提供商是因特网的玩家，典型的主干网提供商拥有和出租覆盖广阔地区的远程光纤网。

15

The team has already created an ignition system in which a laser travels through fiber-optic cables to optical spark plugs .

这个研究组已经研制出一种激光通过光纤到达火花塞的点火系统。

16

To help expand the network from there, Mr Bichara said North Korea was laying fibre-optic cables in the provinces .

比沙拉表示，为了帮助进一步扩建网络，朝鲜正在境内各省铺设光缆。

17

As a paper on the reliability of fiber optic cables points out , "the highest failure mode is 'backhoe blackout. "

正如有关光缆安全性的一份报告指出，光缆故障大多是挖土机所致，挖土机不得不熄火。

18

Pepperl+Fuchs offers a wide range of photoelectric sensors , fiber optic cables , & accessories .

倍加福提供及配件广泛的光电传感器，光纤电缆。

19

This ambitious , continent-spanning network of fibre-optic cables will cost tens of billions of dollars .

这个雄心勃勃的，横跨大陆的光缆将会耗资数百亿美元。

20

A fiber optic connector assembly for terminating and connecting fiber optic cables .

光纤连接终止和光缆光纤连接器组装。

21

Fiber-optic cables will transmit electronic signals .

光纤电缆能传送电子信号。

22

And unlike fiber optic cables , they can transmit images that have been captured across their entire length.

跟光缆不同，这种纤维可以传输整块面料所捕捉到的图像信号。

25

But Virgin's network is limited and fibre-optic cables are expensive .

但是维京网络毕竟有限，而光纤电缆价格昂贵。

26

A solution to the problem of dry band arcing on ADSS fiber optic cables is described .

叙述了 ADSS 光缆上干带飞弧问题的解决方案。

27

Fiber optic cables contain no copper . Theft is useless .

光纤没铜，偷也没用。

28

29

Replacing copper wires with fibre-optic cables , for example , is hugely expensive , and many firms in Europe have been dragging their heels .

比如把铜线换成光纤电缆就相当昂贵，许多欧洲公司都不愿意合作。

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