| |||
| последовательность неполной длины (Petrelnik) | |||
|
failure sequence : 3 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Quality control and standards | 2 |
| |||
| последовательность неполной длины (Petrelnik) | |||
|
failure sequence : 3 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Quality control and standards | 2 |