 |
| |||
| постоянная скорость, неизменная частота | |||
|
constant-speed constant-frequency : 4 phrases in 2 subjects |
| Military | 1 |
| Technology | 3 |
|
| |||
| постоянная скорость, неизменная частота | |||
|
constant-speed constant-frequency : 4 phrases in 2 subjects |
| Military | 1 |
| Technology | 3 |