| |||
| переменное напряжение | |||
|
variable stress : 4 phrases in 4 subjects |
| Construction | 1 |
| Gold mining | 1 |
| Mass media | 1 |
| Quality control and standards | 1 |
| |||
| переменное напряжение | |||
|
variable stress : 4 phrases in 4 subjects |
| Construction | 1 |
| Gold mining | 1 |
| Mass media | 1 |
| Quality control and standards | 1 |