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| 数字式输人/输出 | |||
| 数字输人出 | |||
| digital input/ output: 32 phrases in 11 subjects |
| Aviation | 7 |
| Business | 1 |
| Communications | 3 |
| Computers | 2 |
| Earth sciences | 1 |
| Electronics | 11 |
| Geophysics | 1 |
| Information technology | 1 |
| Space | 2 |
| Technology | 2 |
| Telecommunications | 1 |
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