|
Operations Control : 58 phrases in 23 subjects |
| Agriculture | 1 |
| Automated equipment | 7 |
| Aviation | 12 |
| Coal | 1 |
| Communications | 2 |
| Computer numerical control | 1 |
| Computers | 1 |
| Construction | 1 |
| Economics | 1 |
| Energy industry | 4 |
| Environment | 3 |
| General | 5 |
| Information technology | 3 |
| Law | 1 |
| Measuring instruments | 1 |
| Mechanic engineering | 3 |
| Medical | 1 |
| Military | 2 |
| Natural resourses and wildlife conservation | 1 |
| Pest control | 1 |
| Technology | 1 |
| Transport | 2 |
| United Nations | 3 |