自 动 制图 : 76 phrases in 19 subjects |
Agriculture | 1 |
Architecture | 2 |
Aviation | 9 |
Cartography | 2 |
Desert science | 1 |
Earth sciences | 5 |
Ecology | 1 |
Electric machinery | 2 |
Electronics | 6 |
General | 1 |
Geophysics | 1 |
Information technology | 2 |
Mechanics | 1 |
Oil / petroleum | 1 |
Rail transport | 1 |
Shipbuilding | 3 |
Space | 3 |
Technology | 30 |
Telecommunications | 4 |