 |
|
gas detection system : 42 phrases in 17 subjects |
| Astronautics | 1 |
| Caspian | 3 |
| Construction | 1 |
| Drilling | 2 |
| Electrical engineering | 1 |
| General | 5 |
| Karachaganak | 1 |
| Military | 3 |
| Occupational health & safety | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 7 |
| Sakhalin | 8 |
| Sakhalin A | 1 |
| Sakhalin R | 1 |
| Sakhalin S | 2 |
| Technology | 2 |
| Transport | 1 |