 |
| |||
| route locking (before the signal has been passed; до прохождения сигнала Leonid Dzhepko) | |||
| approach locking | |||
| предварительное замыкание: 1 phrase in 1 subject |
| Technology | 1 |
|
| |||
| route locking (before the signal has been passed; до прохождения сигнала Leonid Dzhepko) | |||
| approach locking | |||
| предварительное замыкание: 1 phrase in 1 subject |
| Technology | 1 |