瓦时 : 139 phrases in 28 subjects |
Agriculture | 2 |
Animal husbandry | 1 |
Automobiles | 6 |
Aviation | 5 |
Business | 5 |
Chemistry | 3 |
China | 1 |
Construction | 2 |
Drilling | 1 |
Earth sciences | 11 |
Electric machinery | 5 |
Electricity | 1 |
Electronics | 18 |
Engineering geology | 1 |
General | 13 |
Geophysics | 5 |
Hydroelectric power stations | 6 |
Information technology | 1 |
Management | 1 |
Metallurgy | 3 |
Nuclear physics | 1 |
Oil / petroleum | 5 |
Plastics | 1 |
Shipbuilding | 3 |
Space | 2 |
Technology | 28 |
Telecommunications | 2 |
Wind Energy | 6 |