| |||
activity center; job center | |||
focal point of working |
作业 中心 : 51 phrases in 11 subjects |
Air defense | 4 |
Aviation | 14 |
Economy | 1 |
Electronics | 9 |
Management | 1 |
Name of organization | 5 |
Navigation | 7 |
Space | 6 |
Technology | 2 |
United Nations | 1 |
United States | 1 |