V2EX coaxial cable

Coaxial Cable

Definition / 释义

同轴电缆:一种由中心导体绝缘层同轴的屏蔽层(编织网或金属箔)外护套构成的电缆。常用于传输射频信号、电视/有线电视、宽带、监控视频与部分网络连接,特点是抗干扰能力强、信号损耗较低

Examples / 例句

The TV is connected to the wall with a coaxial cable.
电视通过一根同轴电缆连接到墙上的接口。

Because the signal had to travel a long distance, the technician used a high-quality coaxial cable with better shielding.
由于信号需要传输很远的距离,技术员使用了屏蔽更好的高质量同轴电缆。

Pronunciation / 发音(IPA)

/kok.si.l ke.bl/

Etymology / 词源

coaxial 来自 co-(“共同、一起”)+ axial(“轴的、轴线的”),字面意思是“共用同一根轴线的”。同轴电缆的结构正是“中心导体”和“外层屏蔽导体”围绕同一轴线排列,因此得名;cable 指“电缆/缆线”。

Related Words / 相关词汇

In Notable Works / 文学与经典作品中的用例

  • The ARRL Handbook for Radio Communications(ARRL 出版的业余无线电经典手册,频繁讨论同轴电缆的选型与损耗)
  • Practical Electronics for Inventors(经典电子学入门/参考书,涉及同轴电缆与屏蔽、连接器等)
  • The Art of Electronics(《电子学艺术》,权威电子工程著作,涉及信号传输与同轴连接的应用场景)
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