 |
| |||
| speed call; speed calling | |||
| hot line; direct line; direct-access call; automatic direct call | |||
| tie line (now DDV, q.v.) | |||
| direct call; direct mode | |||
|
Direktruf : 6 短语, 3 学科 |
| 商业活动 | 1 |
| 电信 | 1 |
| 通讯 | 4 |
|
| |||
| speed call; speed calling | |||
| hot line; direct line; direct-access call; automatic direct call | |||
| tie line (now DDV, q.v.) | |||
| direct call; direct mode | |||
|
Direktruf : 6 短语, 3 学科 |
| 商业活动 | 1 |
| 电信 | 1 |
| 通讯 | 4 |