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operator |
作业者: 48 phrases in 14 subjects |
Agriculture | 5 |
Aviation | 3 |
Business | 2 |
Company name | 4 |
Demography | 1 |
Earth sciences | 3 |
Economy | 4 |
Fishery fishing industry | 1 |
General | 7 |
Name of organization | 1 |
Navigation | 8 |
Oil / petroleum | 4 |
Sociology | 2 |
Technology | 3 |