 |
双音频
| 拨号
| 双音频 | |
| mil., air.def. | dual tone multifrequency |
| 拨号 | |
| gen. | dialing |
| econ. | dialing |
| manag. | dial |
| met. | dial-up |
| space | dialling |
| tech. | number dialing |
| telecom. | calling; dialing-up; dialup |
| |||
| dual tone multifrequency | |||
|
双音频 : 19 phrases in 9 subjects |
| Aviation | 2 |
| Communications | 1 |
| Electronics | 3 |
| Information technology | 3 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 2 |
| Telecommunications | 5 |
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