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exploratory work | |||
exploration work; prospecting work |
勘探 工作 : 28 phrases in 9 subjects |
Aviation | 1 |
Earth sciences | 1 |
Engineering geology | 2 |
General | 1 |
Geology | 1 |
Hydroelectric power stations | 2 |
Name of organization | 3 |
Oil / petroleum | 5 |
Technology | 12 |