multi-frequency

常见例句

You can select single, dual or multi frequency among Germany (DCF, 77.5kHz), US (WWVB, 60kHz), Japan(JJY40 &NJJY60), or UK(MSF 60kHz) .
全球独创铜字面电波表。根据不同国家的频率，生产单频，双频，多频的机芯（DCF，JJY，NJJY，MSF，WWVB）。
multi frequency energy harvesting
多频能量采集
multi frequency signaling system
多频信令系统
Dual Tone Multi Frequency(DTMF) signal
DTMF信号
Dual Tone Multi Frequency detection [DTMF detection]
双音调多频探测
Dual Tone Multi Frequency generation [DTMF generation]
双音调多频放射