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color marking; colour marking |
色标志 : 41 phrases in 13 subjects |
Agriculture | 5 |
Aviation | 1 |
Construction | 1 |
Ecology | 1 |
Electronics | 1 |
Fishery fishing industry | 2 |
General | 2 |
Information technology | 1 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Space | 1 |
Technology | 21 |
Telecommunications | 3 |