混合的: 135 phrases in 23 subjects |
Automobiles | 1 |
Aviation | 1 |
Business | 1 |
Chemistry | 1 |
Construction | 1 |
Drilling | 1 |
Education | 2 |
Electronics | 5 |
Food industry | 1 |
General | 40 |
Labor organization | 1 |
Mathematics | 2 |
Medical | 2 |
Metallurgy | 1 |
Military | 2 |
Missiles | 1 |
Oil / petroleum | 1 |
Oil processing plants | 8 |
Planning | 1 |
Silicate industry | 2 |
Statistics | 1 |
Technology | 57 |
Water resources | 2 |