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operating region | |||
operational area; operation area; region of operation |
运行区 : 34 phrases in 13 subjects |
Automobiles | 3 |
Aviation | 1 |
Earth sciences | 1 |
Electronics | 5 |
Nautical | 5 |
Project management | 1 |
Rail transport | 2 |
Refrigeration | 1 |
Space | 1 |
Technology | 10 |
Transport | 1 |
United Nations | 2 |
Wind Energy | 1 |