英语词汇“contact arm”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

contact arm

释义

Noun: contact arm

Contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet
- wiper, wiper arm

Derived forms: contact arms

Type of: contact, tangency

Part of: rheostat, selector, selector switch, variable resistor

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