等值线图 : 75 phrases in 12 subjects |
Architecture | 1 |
Chemistry | 3 |
Earth sciences | 1 |
Electronics | 1 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
Hydroelectric power stations | 3 |
Oil / petroleum | 10 |
Space | 3 |
Technology | 46 |
Telecommunications | 1 |
United Nations | 3 |