秒 : 193 phrases in 27 subjects |
Agriculture | 8 |
Animal husbandry | 2 |
Architecture | 1 |
Automobiles | 2 |
Aviation | 5 |
Bridge construction | 2 |
Business | 10 |
Construction | 1 |
Desert science | 1 |
Drawing | 1 |
Drilling | 2 |
Earth sciences | 24 |
Electric machinery | 9 |
Electronics | 14 |
Energy industry | 1 |
General | 39 |
Geophysics | 10 |
Metallurgy | 3 |
Nuclear physics | 1 |
Oil / petroleum | 6 |
Plastics | 1 |
Shipbuilding | 4 |
Space | 9 |
Sports | 6 |
Technology | 28 |
Telecommunications | 1 |
Textile industry | 2 |