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telluric current | |
tech. | 地电; 大地电流 |
prospecting | |
bridg.constr. | 查勘 |
earth.sc. | 找矿 |
eng.geol. | 探勘 |
hydroel.st. | 勘探 |
met. | 勘测 |
| |||
地电; 大地电流 |
telluric current prospecting : 5 phrases in 4 subjects |
Earth sciences | 1 |
Information technology | 1 |
Oil / petroleum | 1 |
Technology | 2 |