管 段 : 300 phrase in 43 subjects |
Aerohydrodynamics | 1 |
Agriculture | 1 |
Air defense | 5 |
Anatomy | 16 |
Architecture | 2 |
Automobiles | 3 |
Aviation | 11 |
Bridge construction | 4 |
Business | 4 |
Communications | 1 |
Desert science | 1 |
Drilling | 5 |
Earth sciences | 1 |
Economy | 1 |
Electronics | 23 |
Engineering geology | 3 |
Environment | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Finances | 1 |
General | 7 |
Genetics | 1 |
Geophysics | 1 |
Hydroelectric power stations | 10 |
Hydrology | 1 |
Life sciences | 1 |
Management | 1 |
Metallurgy | 2 |
Nuclear and fusion power | 2 |
Nuclear physics | 1 |
Oil / petroleum | 26 |
Otorhinolaryngology | 29 |
Project management | 2 |
Rail transport | 1 |
Refrigeration | 1 |
Reproductive biology | 1 |
Roll stock | 1 |
Securities | 2 |
Shipbuilding | 1 |
Space | 7 |
Surgery | 20 |
Technology | 94 |
Telecommunications | 1 |
Textile industry | 2 |