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工作 特性: 39 phrases in 18 subjects |
Air defense | 3 |
Automobiles | 2 |
Aviation | 3 |
Drilling | 1 |
Electronics | 2 |
General | 2 |
Hydroelectric power stations | 1 |
International trade | 1 |
Metallurgy | 1 |
Name of organization | 2 |
Oil / petroleum | 5 |
Project management | 1 |
Space | 1 |
Technology | 7 |
Telecommunications | 1 |
Transport | 1 |
United Nations | 3 |
Wind Energy | 2 |