| 单词 | radiation pattern |
| 释义 | > as lemmasradiation pattern radiation pattern n. Physics the way in which the intensity of the radiation from a source, esp. an aerial or antenna, varies in different directions from it. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic phenomena > [noun] > radiation field > pattern field pattern1929 radiation pattern1930 1930 Trans. Optical Soc. 31 120 In beam transmission..we have the same type of radiation pattern as a single row. 1948 A. L. Albert Radio Fund. xiii. 496 (caption) The radiation patterns of a half-wave antenna. 1978 Sci. Amer. Aug. 120 (caption) Flask arrangement for measuring the radiation pattern from a conventional grate. 1995 Globe & Mail (Toronto) 1 Apr. d8/3 Slepian..found that equations used to characterize radiation patterns around radar antennas could also theoretically describe the output from sounds sent along telephone lines. < as lemmas |
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