组距 : 135 phrases in 23 subjects |
Air defense | 1 |
Automobiles | 1 |
Business | 7 |
Computer networks | 1 |
Drilling | 1 |
Earth sciences | 1 |
Economy | 6 |
Electric machinery | 49 |
Electronics | 9 |
General | 4 |
Hydroelectric power stations | 1 |
Management | 2 |
Metallurgy | 1 |
Mountaineering | 1 |
Oil / petroleum | 7 |
Rail transport | 2 |
Shipbuilding | 1 |
Statistics | 6 |
Swimming | 1 |
Technology | 25 |
Telecommunications | 1 |
Transport | 1 |
Wind Energy | 6 |