英语词汇“piston attenuator”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	piston attenuator
释义	piston attenuator piston attenuator [′pis·tən ə′ten·yə‚wād·ər] (electromagnetism) A microwave attenuator inserted in a waveguide to introduce an amount of attenuation that can be varied by moving an output coupling device along its longitudinal axis.
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