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感光度 : 114 phrases in 15 subjects |
Agriculture | 3 |
Automobiles | 5 |
Aviation | 4 |
Chemistry | 1 |
Earth sciences | 1 |
Ecology | 1 |
Electronics | 1 |
General | 11 |
Hydroelectric power stations | 1 |
Information technology | 1 |
Oil / petroleum | 2 |
Polygraphy | 1 |
Remote sensing | 6 |
Space | 10 |
Technology | 66 |