| 单词 | mattress array |
| 释义 | > as lemmasmattress array mattress array n. Radio = billboard n. 2. ΘΚΠ society > communication > telecommunication > radio communications > radio equipment > [noun] > aerial > assembly of specific aerials array1919 broadside array1932 musa1937 phased array1938 mattress1947 mattress array1947 billboard1950 1947 D. G. Fink Radar Engin. iv. 247 The power efficiencies of properly adjusted mattress arrays vary from 80 to 95 per cent. 1961 R. L. Mattingly in H. Jasik Antenna Engin. Handbk. xxv. 26 A common transmitter-receiving antenna can be implemented with a mattress array. < as lemmas |
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