V2EX resistor

Resistor

释义 Definition

resistor(电阻器):电子电路中用来限制电流、分压并把电能以热的形式消耗掉的元件。常见单位是欧姆(Ω)

发音 Pronunciation (IPA)

/rzstr/

例句 Examples

A resistor limits the current in a circuit.
电阻器用于限制电路中的电流。

In the amplifier, a resistor network sets the gain and stabilizes the signal under changing loads.
在放大器中,电阻网络用来设定增益,并在负载变化时稳定信号。

词源 Etymology

resistor 来自动词 resist(抵抗、阻止)+ 名词后缀 -or(表示“做……的人/物”),字面意思是“用来抵抗(电流通过)的东西”。该词在电子工程语境中普及于 20 世纪,随着电路元件标准化而成为常用术语。

相关词 Related Words

文学作品 Literary Works

  • 《The Radio Amateur’s Handbook》(ARRL 出版的业余无线电手册):在电路设计与调试章节中频繁出现 resistor
  • 《The Art of Electronics》(Horowitz & Hill):作为经典电子学教材,大量使用 resistor 讨论偏置、分压与信号处理。
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