 |
| |||
| hydrocarbon-group analysis; hydrocarbon-type analysis | |||
| carbon group analysis | |||
| структурно-групповой анализ углеводородов: 4 phrases in 2 subjects |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
|
| |||
| hydrocarbon-group analysis; hydrocarbon-type analysis | |||
| carbon group analysis | |||
| структурно-групповой анализ углеводородов: 4 phrases in 2 subjects |
| Oil / petroleum | 3 |
| Oil and gas | 1 |