 |
| |||
| by the specific weight of (ROGER YOUNG) | |||
| по удельному весу: 23 phrases in 9 subjects |
| Agrochemistry | 1 |
| Electrochemistry | 1 |
| Finances | 2 |
| General | 1 |
| Geology | 7 |
| Metallurgy | 1 |
| Mining | 5 |
| Oil / petroleum | 1 |
| Technology | 4 |
|
| |||
| by the specific weight of (ROGER YOUNG) | |||
| по удельному весу: 23 phrases in 9 subjects |
| Agrochemistry | 1 |
| Electrochemistry | 1 |
| Finances | 2 |
| General | 1 |
| Geology | 7 |
| Metallurgy | 1 |
| Mining | 5 |
| Oil / petroleum | 1 |
| Technology | 4 |