充 填: 726 phrases in 50 subjects |
Agriculture | 1 |
Antennas and waveguides | 3 |
Automobiles | 3 |
Aviation | 4 |
Cables and cable production | 2 |
Chemistry | 18 |
Computers | 2 |
Construction | 9 |
Crystallography | 1 |
Dentistry | 1 |
Diplomacy | 1 |
Drilling | 4 |
Ecology | 1 |
Economy | 2 |
Electronics | 41 |
Energy industry | 1 |
Environment | 1 |
Food industry | 1 |
Foundry | 1 |
Gas processing plants | 1 |
General | 162 |
Geology | 32 |
Gold mining | 1 |
Historical | 1 |
Information technology | 2 |
Jet engines | 1 |
Law | 2 |
Mathematics | 1 |
Medical | 12 |
Metallurgy | 4 |
Microelectronics | 4 |
Military | 7 |
Mineralogy | 3 |
Mining | 76 |
Oil / petroleum | 9 |
Oil and gas | 1 |
Oil processing plants | 59 |
Oilfields | 6 |
Physics | 3 |
Plastics | 2 |
Polymers | 4 |
Quality control and standards | 1 |
Radio | 1 |
Rail transport | 2 |
Shipbuilding | 1 |
Silicate industry | 2 |
Technology | 219 |
Typography | 3 |
Welding | 4 |
Wood processing | 3 |