| 单词 | ecm |
| 释义 | > as lemmasECM ECM n. Military electronic countermeasures, electronic devices used to interfere with and disrupt enemy detection, tracking, or transmission systems. ΚΠ 1952 Syracuse (N.Y.) Herald-Jrnl. 29 July 9/1 Electronic counter-measures (ECM) may have something to do with some of the recent radar sightings. 1986 Pop. Sci. Sept. 79/2 ECM jams enemy radars by laying down a barrage of noise that swamps their receivers. 2013 E. Sierras Command Screen xvii. 218 He would brief..strike planners to make detailed mission planning folders including launch order..as well as ordnance loads and electronic countermeasures (ECM). < as lemmas |
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