射线 吸收 : 66 phrases in 14 subjects |
Agriculture | 2 |
Aviation | 3 |
Chemistry | 4 |
Earth sciences | 9 |
Electronics | 16 |
Explosives and Explosive Ordnance Disposal | 2 |
General | 3 |
Geology | 4 |
Geophysics | 1 |
Metallurgy | 5 |
Oil / petroleum | 3 |
Polymers | 1 |
Shipbuilding | 1 |
Technology | 12 |