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frost line | |||
freezing level | |||
freezing level (标高); freezing line | |||
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frost line (in soil); freezing level | |||
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frost-line (in soil) | |||
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freezing-level |
冰冻线: 13 phrases in 7 subjects |
Architecture | 2 |
Desert science | 1 |
General | 4 |
Hydroelectric power stations | 1 |
Rail transport | 1 |
Refrigeration | 1 |
Technology | 3 |