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| temporal mapping | |||
| 时间 定位: 25 phrases in 12 subjects |
| Air defense | 4 |
| Automobiles | 1 |
| Aviation | 1 |
| Business | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Information technology | 2 |
| Multimedia | 1 |
| Reliability | 2 |
| Space | 8 |
| Technology | 2 |
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