所以在附近就必须具有透水的储存岩石，如砂岩和具孔隙的石灰岩，为石油和天然气提供通道和贮存场所。

And there must be a permeable reservoir rock, such As sandstone or porous limestone, to provide pAssage and storage for the oil and gAs.

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岩体的结构及其透水性直接关系到建筑物围岩的稳定及安全。

The structure and permeability of rock determine directly the stability and security of buildings surrounding rock.

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在高水头电站、抽水蓄能电站设计中，需要查明岩体在实际水头作用下的透水率、渗透特性。

In design of pumped storage station or high water head hydro-power station, it is important to evaluate the rock infiltration properties under practical water pressure.

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