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| polar cone (conus polaris) | |||
| polar cone | |||
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极锥 : 21 phrases in 11 subjects |
| Air defense | 1 |
| Automobiles | 1 |
| Earth sciences | 2 |
| Electronics | 3 |
| Geology | 1 |
| Geophysics | 1 |
| Metallurgy | 1 |
| Reproductive biology | 1 |
| Space | 1 |
| Technology | 8 |
| Wind Energy | 1 |
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