![]() |
direct control: 103 phrases in 17 subjects |
Agriculture | 3 |
Automobiles | 2 |
Aviation | 21 |
Business | 1 |
Commerce | 2 |
Electric machinery | 2 |
Electronics | 16 |
Finances | 2 |
General | 2 |
Information technology | 8 |
Mechanics | 1 |
Metallurgy | 4 |
Oil / petroleum | 2 |
Refrigeration | 3 |
Space | 11 |
Technology | 18 |
Telecommunications | 5 |