For avoiding hit accident of group drilling, the group drilling defend touch yellow alert system was designed.

为防止丛式钻井碰撞事故的发生，设计了丛式钻井防碰预警系统。

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In the survey of the source of water supplying for town and major industry the group drilling pumping test is needed.

在城镇、工业大型供水水源地的勘察中，都要求进行群孔抽水试验。

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Designed with a form as from top to bottom and group drilling set, a new type of drilling machine for air hole for automatic molding line has been awarded a national patent.

新型钻气孔机用于全自动造型线，设计采用自上而下、群钻气孔方式。该设计已获得国家专利。

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The group says drilling plans by Russian energy giant Gazprom are "dangerous" and should be abandoned.

BBC: Greenpeace activists board Russian Gazprom oil platform

And Thomas Pyle, President of the Institute for Energy Research, a group that advocates offshore drilling, calls the group's plan an "act of political expedience" that doesn't guarantee the production of any new oil.

FORBES: Election-Year Energy

McMurdo is also the staging ground for another group of scientists drilling into the continent to look into the planet's past.

ECONOMIST: The South Pole as location and metaphor