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apparatus for flashing scores; mark transmission apparatus |
示分 器 : 50 phrases in 17 subjects |
Agriculture | 2 |
Air defense | 1 |
Automobiles | 2 |
Aviation | 7 |
Construction | 1 |
Electronics | 8 |
Fishery fishing industry | 1 |
Geophysics | 2 |
Information technology | 1 |
Mechanics | 1 |
Metallurgy | 1 |
Nautical | 1 |
Oil / petroleum | 2 |
Oil processing plants | 1 |
Space | 5 |
Technology | 13 |
Textile industry | 1 |