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operating system |
经营 系统 : 30 phrases in 14 subjects |
Advertising | 1 |
Aviation | 1 |
Business | 3 |
Ecology | 1 |
Economy | 4 |
Electronics | 1 |
Information technology | 2 |
Management | 4 |
Marketing | 1 |
Metallurgy | 1 |
Name of organization | 1 |
Planning | 1 |
Securities | 1 |
Technology | 8 |