| 单词 |
high frequency |
| 释义 |
high frequency
high frequencyn. Abbr. HF A radio frequency in the range between 3 and 30 megahertz.high frequency n (Electronics) a. a radio-frequency band or radio frequency lying between 3 and 30 megahertz. Abbreviation: HF b. (as modifier): a high-frequency transmitter. high′ fre′quency
n. the range of frequencies in the radio spectrum between 3 and 30 megahertz. [1890–95] high′-fre′quen•cy, adj. Thesaurus| Noun | 1. | high frequency - 3 to 30 megahertzHFradio frequency - an electromagnetic wave frequency between audio and infraredelectromagnetic spectrum - the entire frequency range of electromagnetic waves | | 2. | high frequency - a pitch that is perceived as above other pitcheshigh pitchpitch - the property of sound that varies with variation in the frequency of vibration |
Translationshigh frequency
high frequency a radio-frequency band or radio frequency lying between 3 and 30 megahertz high frequency[′hī ¦frē·kwən·sē] (communications) Federal Communications Commission designation for the band from 3 to 30 megahertz in the radio spectrum. Abbreviated HF. high frequencyThe frequency band between 3 and 30 MHz. This normally is used for long-range air-to-ground communications.MedicalSeespectrumAcronymsSeeHIFREQhigh frequency
Related to high frequency: very high frequency, High Frequency Trading, Ultra high frequencySynonyms for high frequencynoun 3 to 30 megahertzSynonymsRelated Words- radio frequency
- electromagnetic spectrum
noun a pitch that is perceived as above other pitchesSynonymsRelated Words |
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