单词 | K band |
释义 | K band [`kā ´band] COMMUNICATIONS A band of radio frequencies extending from 10,900 to 36,000 megahertz, corresponding to wavelengths of 2.75 to 0.834 centimeters. SOLID-STATE PHYSICS An optical absorption band which appears together with an F-band and has a lower intensity and shorter wavelength than the latter. |
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