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凝 缩 : 139 phrases in 27 subjects |
Agriculture | 4 |
Animal husbandry | 3 |
Architecture | 1 |
Aviation | 1 |
Bridge construction | 8 |
Chemistry | 2 |
Construction | 3 |
Desert science | 1 |
Drilling | 1 |
Earth sciences | 1 |
Ecology | 1 |
Electronics | 2 |
Engineering geology | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 7 |
Hydroelectric power stations | 6 |
Life sciences | 1 |
Metallurgy | 19 |
Nautical | 1 |
Oil / petroleum | 3 |
Pest control | 1 |
Pharmacology | 11 |
Plastics | 1 |
Rail transport | 2 |
Refrigeration | 11 |
Space | 2 |
Technology | 44 |