| 单词 | ehf |
| 释义 | > as lemmasEHF EHF n. and adj. extremely or extra high frequency; (a) n. a radio frequency in the range 30 to 300 gigahertz; (b) adj. of or relating to frequencies in this range. Π 1947 Final Acts Internat.Telecomm. & Radio Conf. Radio Regs. ii. 15-E EHF (Extremely High Frequency) 30 000 to 300 000 Mc/s Millimetric Waves. 1948 Wireless World June 224/1 History in newspaper reporting was made by Kemsley Newspapers when their reporters used Marconi E.H.F. mobile radio to convey their stories of the Wembley Association Football Cup Final and the Royal Silver Wedding procession. 2007 Daily News of Los Angeles (Nexis) 15 Mar. av 3 Upgrading the B-2's satellite communications capabilities from UHF to EHF will be like going from a dial-up Internet connection to broadband. 2013 PC Pro Mar. 84/3 Those famous airport scanners that can see through your clothes also work in the EHF band, but more worrying than that is a reported use of this band as a weapon. < as lemmas |
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