The geochemical characteristics of host rocks and filling minerals reveal that the salt fluid is not from host rocks, but most likely from source rock.

围岩和充填物的碳氧同位素地球化学揭示盐水流体不是来自于围岩自身，极可能来自于烃源岩。

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But there should have different gas hydrocarbon generation of the same source rock under different geological conditions.

但在不同的地质条件下，同一种气源岩气态烃产率不同。

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Material security has been offered from hydrocarbon source rock of containing organic matter for the generation of oil and gas.

富含有机质的烃源岩为油气的生成提供了物质保障；

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At the same time Yury Boiko, the Ukrainian energy minister, has high hopes that shale gas -- formed deep underground within large shale rock formations -- could also be a major alternative source of power in the decades to come.

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Her husband, Denis Thatcher, whom she married in 1951 and by whom she had a son and daughter, was not exactly dashing but he was rich (oil industry), a capable businessman, a rock on which she could always lean in bad times, and a source of funny 19th-hole sayings.

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