 |
| |||
| Perkins | |||
| Перкинс: 16 phrases in 12 subjects |
| Drilling | 1 |
| Electrochemistry | 1 |
| General | 1 |
| Geology | 3 |
| Mathematics | 1 |
| Mechanic engineering | 2 |
| Medical appliances | 2 |
| Military | 1 |
| Oil / petroleum | 1 |
| Polymers | 1 |
| Sakhalin | 1 |
| Sakhalin R | 1 |
|
| |||
| Perkins | |||
| Перкинс: 16 phrases in 12 subjects |
| Drilling | 1 |
| Electrochemistry | 1 |
| General | 1 |
| Geology | 3 |
| Mathematics | 1 |
| Mechanic engineering | 2 |
| Medical appliances | 2 |
| Military | 1 |
| Oil / petroleum | 1 |
| Polymers | 1 |
| Sakhalin | 1 |
| Sakhalin R | 1 |