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| 缓冲输入输出 | |||
| buffer input-output: 25 phrases in 9 subjects |
| Agriculture | 3 |
| Aviation | 1 |
| Electronics | 13 |
| Information technology | 2 |
| Metallurgy | 1 |
| Multimedia | 1 |
| Space | 1 |
| Technology | 2 |
| Telecommunications | 1 |
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