短語詞組短語frequency hop synchronization 跳頻同步FHS Frequency Hop Synchronization 跳頻同步integer frequency offset synchronization 整數(shù)倍頻偏同步frequency change synchronization [電子]換頻同步口frequency hopping synchronization 跳頻同步medium frequency current synchronization 正弦調(diào)制超聲time and frequency synchronization 時間同步與頻率同步hop -frequency synchronization 跳頻同步adaptive frequency synchronization 自適應(yīng)頻率同步 返回 frequency synchronization