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DVD-read write |
可读 写 : 37 phrases in 14 subjects |
Air defense | 1 |
Aviation | 1 |
Business | 1 |
Data processing | 1 |
Earth sciences | 1 |
Electronics | 11 |
General | 1 |
Information technology | 6 |
Librarianship | 1 |
Mathematics | 1 |
Metallurgy | 2 |
Space | 4 |
Technology | 1 |
Telecommunications | 5 |