1·A new method of multifrequency fault diagnosis for analog circuit is presented in this paper.
本文提出了模拟电路多频故障诊断的一种新方法。
2·Signaling took the form of a series of multifrequency (MF) tones, much like touch tone dialing between switches.
信号将一系列的方式多频(MF)音调，很像之间互动音频拨号开关。
3·A multifrequency signal collecting system is designed.
设计了一种多频信号采集系统。
4·Auxiliary pressure and temperature measurements make the MultiFrequency Phase Fluorometer an ideal choice for luminescence sensor design, testing and calibration.
辅助压力和温度测量让多频相位荧光计是发光探测传感器设计、试和校准的理想选择。