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- 2025-09-15
“radio-frequency”的英英意思
单词 radio-frequency 释义 radio-frequencyAlso radio frequency, radiofrequency.[f. radio n. + frequency.]1. A frequency in the range used for telecommunication; greater than that of the highest audio-frequency and less than that of the shortest infra-red...
2025-09-15
“radio-frequency”的意思
单词 radio-frequency 释义 radio-frequency n frequency of electromagnetic waves used in radio and TV transmission, between 10kilocycles per second and 3000000 megacycles per second射频, 无线电频率（无线电传递和电视发送所用电磁波的频率, 其范围从每秒10千周到...
2025-09-15