- drill layers
- 钻孔: drill; bore; drill hole perf ...
- 位置: seat; place; location; site
- 层: I storey; tier; stratum
- 钻孔位置测量: bore-hole position survey; bore―hole position survey
- 钻孔位: drilling position
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钻孔位置层的英文
发音:
- drill layers
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