硬岩钻进 hard drilling; hard-rock boring; hard-rock drilling
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hard-rock drilling 硬岩层钻井 ; 硬岩钻进
hard rock drilling technology 硬岩钻进技术
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He has become a hawk on offshore oil drilling and would push hard for the building of new nuclear power plants.
FORBES: What Next?
It is hard to see anything positive about the offshore drilling debacle that has countless barrels of oil washing ashore in Louisiana, and perhaps soon in other Gulf states.
CENTERFORSECURITYPOLICY: The oil leak's silver lining?
Bioerosion: process by which animals, through drilling, grazing and burrowing, erode hard substances, for example rocks and coral reefs.
UNESCO: L O S S A R Y
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