1、

A shale formation with sandstone interbedded is also a potential oil bearing formation.

以泥岩为主,夹砂岩的地层也可能是油气层.

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2、

This paper presents the PDC bits with the satisfactory testing result in the multi-interbedded formation.

介绍了一种复合式PDC钻头,该钻头在多夹层地层钻井施工中取得了较好的试验效果.

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3、

Sandstones are, as a rule , interbedded with shales.

砂岩通常都与页岩互层.

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4、

Interbedded with the salt were thin layers of what appeared to be windblown silt.

跟结晶盐相互嵌在一起的薄层像是被风吹起的泥沙层.

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5、

Judged from the abundance of organic matter, the gas chromatograms of n-alkanes, the interrelation of terpanes and the correlation of oil/ oil, the source beds are considered mainly to be argillaceous rocks interbedded with carbonatites.

从生油岩的有机质丰度、烷烃色谱特征和萜烷相关性等和原油对比结果表明,源岩主要为与碳酸盐岩呈互层的泥质岩。

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6、

Middle Pleistocene strata: gravel layer; sand, coarse sand interbedded with gravel layers; gravel layers.

中更新世:砾石层;砂、粗砂与砾石层互层;砾石层。

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