短語詞組短語pulse e repetition frequency 脈沖重複頻率dual pulse -repetition frequency 雙重頻laser pulse repetition frequency 激光脈沖重複頻率pulse repetition frequency limitation 脈沖重複頻率極限Low Pulse Repetition Frequency 低脈沖重複頻率High Pulse Repetition Frequency 高脈沖重複頻率;高重頻middle pulse repetition frequency 中脈沖重複頻率pulse repetition frequency PRF 脈沖重複頻率staggered pulse repetition frequency 蓡差脈沖重複頻率 返回 pulse repetition frequency