双音多频 meaning in Chinese
dtmf double tone multi frequency
dtmf double tone multi-frequency
dtmf dual tone multifrequency
dtmf dual tone multiple frequency
dual tone multi frequency，dtmf
dual tone multi-frequency dtmf
dual-tone multifrequency
Examples
- Dual - tone multifrequency system dtmf
双音多频制 - Dual - tone multifrequency system
双音多频制 - Dtmf : dual tone multi - frequency
双音多频 - Dual tone multi - frequency dtmf
双音多频 - Dtmf dual tone multifrequency
双音多频