shales

Sandstones are, as a rule , interbedded with shales.

砂巖通常都與頁巖互層.

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Oil - yielding organic matter is contained in the shales.

在這些頁巖里有產油的有機物質.

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Alternating sandstones and shales are regarded as important.

蝕變的砂巖和頁巖是很重要的.

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Thus clays and shales tend to be impermeable.

因此粘土和頁巖就往往不透水.

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Uranium is frequently enriched by sorption or chemical combination in shales, lignites and phosphorites.

鈾經常為頁巖, 泥炭和磷塊巖所吸附或化學結合態而富集.

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These cyclic sequences are overlain by the lagoon dolomitic mudstones and shales.

米級旋回層序之頂覆以厚度不等的?

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Not since shales escape, right? - Yeah. What's going on, Richard?

自從席爾斯越獄后, 對 吧 ? - 有問題嗎, 理查?

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Oil - yielding organic matter is contained in shales.

在這些頁巖里有產油“的”有機“物質”.

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The genetic types of shales in the area under research are of humus and mixed type.

研究區油頁巖成因類型為混合型和腐殖型.

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The variety of these mudstone and shales is very complex in lacustrinehigh - frequency cycle.

這些泥巖和頁巖在湖相高頻旋回中的變化相當復雜.

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The ichthyosaur remains are found in black, bituminous marine shales deposited about 190 million years ago.

人們在黑色的 、 含瀝青的海洋頁巖中發現了約1.9億年前沉積下來的魚龍化石.

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