The formulae for dynamic calculations of underground rock cavity with liner are also given here.

文中还给出了有衬砌的地下岩洞动力计算方法。

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U. S. Federal Railway Administration Research and Development Office developed a track surface and underground rock movement investigation system.

美国联邦铁路局研究开发办公室通过一项研究项目。开发出一种轨道表面及地下岩土移动勘测系统。

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This model can be directly applied in underground rock projects to predict whether the rock burst will happen and how intensified the rock burst is.

此模型可以直接应用于岩石地下工程，对岩爆的发生与否及烈度大小进行预测。

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These companies brought in mining machines that could dig out the gold from deep underground and separate it from the rock that held it.

VOA: special.2010.03.18

In the middle nineteen sixties Warhol also managed a rock band called The Velvet Underground.

VOA: special.2010.09.05

Companies are developing gas supplies trapped in shale rock two to three thousand meters underground.

VOA: special.2009.10.23

Of course, the fly in the natural gas ointment is fracking, the hydraulic fracturing of underground rock to extract more gas and oil.

FORBES: U.S. Energy Independence in 15 Years?

In Burlington, ConocoPhillips is buying a firm that gets some of its gas from unusual sources, such as pockets trapped in underground rock formations.

ECONOMIST: Drilling on Wall Street | The

The energy firm said it would continue to store waste on site until a deep geological disposal facility was made available - similar to the storages created in underground rock caverns in Finland.

BBC: Sizewell B nuclear power station