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| frost | |||
| degree of freeze | |||
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冰 冻度 : 25 phrases in 9 subjects |
| Agriculture | 1 |
| Bridge construction | 5 |
| Electronics | 1 |
| Engineering geology | 2 |
| Hydroelectric power stations | 5 |
| International trade | 1 |
| Metallurgy | 1 |
| Soil science | 1 |
| Technology | 8 |
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