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随钻定向 | |
tech. | orientation while drilling |
测量 | |
environ. | measuring |
hydroel.st. | measure; measuring; metering |
manag. | leveling |
met. | exploratory survey; measuration |
tech. | measurement; survey |
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orientation while drilling (法) |
随钻定向 : 7 phrases in 3 subjects |
Drilling | 4 |
Geophysics | 1 |
Oil / petroleum | 2 |