[電] 脈沖頻率 frequency pulse: 頻率脈沖pulse frequency: 【無線電】脈沖頻率。 pulse-frequency: 脈沖頻率pulse to pulse frequency jumping: 脈間跳頻pulse-to-pulse frequency shifting signal: 脈間跳頻信號下載手機詞典可隨時隨地查詞查翻譯