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| 接力中的交接 | |||
| 接力交接 | |||
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relay change : 16 phrases in 8 subjects |
| Air defense | 1 |
| Automobiles | 2 |
| Electronics | 3 |
| Hydroelectric power stations | 1 |
| Shipbuilding | 1 |
| Skiing | 1 |
| Space | 1 |
| Technology | 6 |
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