| drilling |
The use of such a machine to create holes for exploration or for loading with explosives.
출처: www.netl.doe.gov/coal/Coal%20Primer/glossary.html
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|---|---|
| drill |
to bore a hole in the earth, usually to find ad remove subsurface formation fluids such as oil and gas.
출처: www.fi.edu/fellows/fellow2/jan99/new/oilvocab.html
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| drill |
To cut a cylindrical hole with a drill or a pointed tool rotated under pressure.
출처: www.ticms.com/wizard/glossary.htm
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| drill |
Skill used to develop and maintain stroke technique.
출처: www.specialolympics.org/Special+Olympics+Public+We...
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| drilling |
The act of boring a hole through which oil or gas may be produced if encountered in commercial quantities.
출처: www.maverickenergy.com/lexicon2.htm
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