 |
| |||
| business control; operational control | |||
| service control; traffic control | |||
| 业务控制: 59 phrases in 11 subjects |
| Aviation | 3 |
| Business | 3 |
| Computer networks | 2 |
| Economy | 1 |
| Electronics | 37 |
| General | 1 |
| Information technology | 3 |
| Management | 1 |
| Project management | 1 |
| Space | 2 |
| Telecommunications | 5 |