Terms containing multifrequency code

Subject	English	Chinese
space	discrete tone/multifrequency code	离散音/多频码
telecom.	multifrequency code	多频编码
geophys.	multifrequency code	多频码
telecom.	multifrequency code	多频编码信令
el.	multifrequency code oscillator	多频编码振荡器
telecom.	multifrequency code sender and receiver	多频码发送器和收码器
el.	multifrequency code signaling	多频编码信令
telecom.	multifrequency code signaling	MFC 信令 (MFC signaling)
telecom.	multifrequency code signaling	多频编码信令 (MFC signaling)
tech.	multifrequency code signaling	多频率编码信号方式
tech.	multifrequency code signalling	多频率编码信号方式
el.	multifrequency code unit	多频编码单元