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齿 隙 : 74 phrases in 21 subjects |
Agriculture | 1 |
Air defense | 1 |
Automobiles | 6 |
Aviation | 2 |
Compressors | 6 |
Computer numerical control | 1 |
Construction | 3 |
Dentistry | 1 |
Drilling | 1 |
Engineering geology | 1 |
General | 7 |
Hydroelectric power stations | 1 |
Latin | 1 |
Mechanics | 3 |
Metallurgy | 2 |
Oil / petroleum | 2 |
Plastics | 1 |
Shipbuilding | 1 |
Space | 2 |
Technology | 28 |
Wind Energy | 3 |