单词 | electronic countermeasure |
释义 | electronic countermeasure [i´lek`trän·ik `kau̇nt·ǝr´mezh·ǝr] ELECTRONICS An offensive or defensive tactic or device using electronic and reflecting apparatus to reduce the military effectiveness of enemy equipment involving electromagnetic radiation, such as radar, communication, guidance, or other radio-wave devices. Abbreviated ECM. Also known as electromagnetic countermeasure. |
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