Meanwhile, a set of natural gas geological theory has been established including gas source, migration, accumulation and storage.

同时，初步形成了一套包括天然气生成，运移，聚集，保存的地质理论。

youdao

Based on the existing petroleum geological theory, statistic method can be used to find out the internal relationships among variables in order to guide the exploration and development of petroleum.

基于石油地质理论，利用统计学的方法对测定的各种数据进行统计学分析，发现变量之间的内在联系，指导我们的石油勘探开发。

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He was responsible for the the recognition of geological strata, and the theory that successive layers of geological formations (strata) contained a fossil record of life in chronological order.

地层的发现以及连续的地质构造(地层)包含的化石记录了按时间顺序出现的生命的理论都有他的功劳。

youdao

The Geopark's outstanding historical contribution, both in terms of the development of geological and archaeological sciences is astounding: from the Huttonian Theory, to the naming of the Devonian Period by Sedgwick and Murchison, and even Pengelly's discoveries informing worldwide public opinion as to the antiquity of man.

UNESCO: Global Geoparks