high frequency高頻率學術名詞高頻:計量學、造船工程、電工學、電機工程、電子工程、資訊高頻率:化學術語、音樂、醫學、海事高頻[率]:物理學高週波:金屬材料英文釋義3 to 30 megahertza pitch that is perceived as above other pitches