英语词汇“passive electronic countermeasures”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	passive electronic countermeasures
释义	passive electronic countermeasures passive electronic countermeasures [′pas·iv i‚lek′trän·ik ′kau̇nt·ər‚mezh·ərz] (electronics) Electronic countermeasures that do not radiate energy, including reconnaissance or surveillance equipment that detects and analyzes electromagnetic radiation from radar and communications transmitters, and devices such as chaff which return spurious echoes to enemy radar. AcronymsSeePECM
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。