 |
| |||
| carbon test (в нефтепродукте) | |||
| carbon test | |||
| определение кокса: 4 phrases in 4 subjects |
| Energy industry | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Oil and gas | 1 |
|
| |||
| carbon test (в нефтепродукте) | |||
| carbon test | |||
| определение кокса: 4 phrases in 4 subjects |
| Energy industry | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Oil and gas | 1 |