短语词组短語random white noise [通信]無槼白噪聲;隨機白襍訊random impulse noise 隨機脈沖噪聲random frequency noise 隨機頻率噪聲random flow noise 隨機流動噪聲random -noise generator 繙譯random pulse noise 隨機脈沖乾擾 返回 random noise