定位 孔 : 51 phrases in 15 subjects |
Architecture | 1 |
Automobiles | 2 |
Aviation | 5 |
Compressors | 1 |
Construction | 1 |
Earth sciences | 1 |
Electronics | 2 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 4 |
Mechanic engineering | 1 |
Oil / petroleum | 1 |
Polymers | 1 |
Shipbuilding | 4 |
Technology | 25 |
Textile industry | 1 |