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| 辐射供暖 | |||
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beam heating : 19 phrases in 9 subjects |
| Automobiles | 1 |
| Bridge construction | 2 |
| Chemistry | 1 |
| Electronics | 2 |
| Metallurgy | 7 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Technology | 2 |
| Thermal Energy | 2 |
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