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geomagnetic polarity | |
oil | 地磁极性 |
subzone | |
gen. | 小 区; 亚 区 |
econ. | 子区 |
hydroel.st. | 小区 |
oil | 亚层; 亚带 |
textile | 附属贸易区 |
| |||
地磁极性 |
geomagnetic polarity subzone : 15 phrases in 5 subjects |
Earth sciences | 2 |
Geophysics | 1 |
Oil / petroleum | 7 |
Space | 1 |
Technology | 4 |