词条 | Mbed drill |
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References1. ^{{cite web|url=http://aboutnaturalgas.com/content/technology-and-process/hydraulic-fracturing-and-horizontal-drilling/|title=Extraction and Drilling:: About natural gas :: ExxonMobil|publisher=Aboutnaturalgas.com|accessdate=13 November 2014}} 2. ^{{cite web|url=http://jaceprinceconsulting.com/|title=Jace Prince Consulting|publisher=Jaceprinceconsulting.com|accessdate=13 November 2014}} 1 : Drilling technology |
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