V2EX transmission line

Transmission Line

定义 Definition

Transmission line(传输线)是指用于传输电能或信号的导线系统,通常指高压输电线路或通信中的信号传输线路。在电力工程中,指从发电厂到变电站之间传输电力的高压线路;在通信和电子工程中,指传导电磁波信号的专用线路。

发音 Pronunciation

/trnzm.n lan/

例句 Examples

The transmission line carries electricity from the power plant to the city.
输电线路将电力从发电厂输送到城市。

Engineers must carefully design the impedance of a transmission line to minimize signal loss and ensure efficient power delivery over long distances.
工程师必须仔细设计传输线的阻抗,以最大限度地减少信号损耗,确保电力在长距离传输中的高效输送。

词源 Etymology

Transmission 源自拉丁语 transmissio,由 trans-(跨越、穿过)和 missio(发送,源自 mittere,意为"送出")组成,意为"传送、传递"。Line 源自拉丁语 linea,原意为"亚麻线",后引申为"线条、线路"。两词组合 transmissin line 最早在19世纪电报和电力技术发展时期被广泛使用,用来指代传输电能或信号的物理线路。

相关词汇 Related Words

文学与著作引用 Literary References

  • 在 Thomas P. Hughes 的 Networks of Power: Electrification in Western Society, 18801930 中,transmission line 被大量提及,描述了早期电力系统中输电线路的建设与发展。
  • 在 David Pozar 的经典教材 Microwave Engineering 中,transmission line 是核心概念之一,详细讨论了信号在传输线中的传播特性。
  • 在 John McPhee 的 The Control of Nature 中,也涉及到输电线路与自然环境之间的关系描写。
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