Öffnungswinkel: 32 phrases in 16 subjects |
Aerodynamics | 2 |
Astronomy | 1 |
Aviation | 4 |
Cinema equipment | 6 |
Energy industry | 4 |
Geology | 1 |
Hydrology | 1 |
Medical appliances | 1 |
Microelectronics | 1 |
Missiles | 2 |
Nuclear physics | 1 |
Quantum electronics | 2 |
Shipbuilding | 1 |
Technology | 1 |
Uncommon / rare | 2 |
Water supply | 2 |