层 间 : 889 phrases in 73 subjects |
Agriculture | 17 |
Air defense | 5 |
Animal husbandry | 5 |
Architecture | 20 |
Artificial intelligence | 1 |
Automobiles | 6 |
Aviation | 19 |
Biotechnology | 2 |
Bridge construction | 2 |
Business | 5 |
Chemistry | 24 |
China | 2 |
Communications | 2 |
Computer networks | 2 |
Construction | 4 |
Cryosphere | 2 |
Cryptography | 1 |
Cytogenetics | 1 |
Dermatology | 2 |
Desert science | 18 |
Drilling | 19 |
Earth sciences | 28 |
Ecology | 1 |
Economics | 5 |
Electric machinery | 23 |
Electronics | 38 |
Energy industry | 2 |
Engineering geology | 32 |
Environment | 1 |
Explosives and Explosive Ordnance Disposal | 3 |
General | 47 |
Genetics | 4 |
Geology | 6 |
Geophysics | 15 |
Health care | 1 |
Hydroelectric power stations | 16 |
Hydrology | 2 |
Information technology | 3 |
Law | 2 |
Librarianship | 1 |
Life sciences | 3 |
Management | 2 |
Materials science | 1 |
Metallurgy | 33 |
Mining | 3 |
Molecular genetics | 1 |
Name of organization | 1 |
Nautical | 2 |
Nuclear physics | 1 |
Nursing | 4 |
Oceanography & oceanology | 1 |
Oil / petroleum | 89 |
Physiology | 2 |
Plastic surgery | 1 |
Plastics | 26 |
Polygraphy | 1 |
Polymers | 7 |
Power electronics | 5 |
Rail transport | 1 |
Refrigeration | 2 |
Reproductive biology | 1 |
Securities | 2 |
Shipbuilding | 2 |
Space | 52 |
Steel production | 1 |
Surgery | 3 |
Technology | 230 |
Telecommunications | 4 |
Textile industry | 3 |
United Nations | 9 |
United States | 3 |
Water resources | 1 |
Wind Energy | 3 |