According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.

根所化石确定形成时代为泥盆纪至二叠纪。

The Shahejie Formation of the 5th structure in Napu sag is buried deeply.

摘要南堡凹陷5号构造沙河街组埋藏深度较大，由火山岩与沉积岩构成骨架。

Palaeobiology and Stratigraphy is one of the most important curriculums in the Earth Science.

《古生物学与学》是球科学各专业最重要的基础课程之一。

The transferred heat may pyrolyze at least some hydrocarbons in the formation.

所输送的热可以热解内至少有些种类的烃。

Shagou deposit mainly lies in the metamorphic rock of Taihua Group,Archaeozoic erathem.

本矿床主要的赋矿为新太古界太华群高级变质岩。

The Glauconite Sandstone is a persistent stratigraphic unit.

海绿石砂岩是一个稳定的单元。

Nonhomogeneity of different localized formation leads to nonlinearity formation resistivity equations.

文中指出局域化后的非均质导致电导率公式的非线性。

Misunderstanding of dipmeter log in geologic structure interpretation is analysed.

分析倾角资料构造解释的误区。

The formation of auriferous stratawas controlled by volcanism and eustacy.

火山作用和海平面变化对金的形成起到了控制作用。

Coal-bearing strata belong to Middle-Lower Jurassic Series Jiangcang Formation,coal-forming environment was Mesozoic faulted basin fluviolacustrine,bog facies.

煤为中下侏罗统江仓组,成煤环境属中生代断陷盆内河湖、沼泽相沉积。

Dongping gold deposit occurs in the internal contact belt between Shuiquangou alkali mixtite and old layers.

东坪金矿床赋存于水泉沟碱性杂岩体与老的内接触带上。

Principle of original horizontality, principle of superposition, principle of lateral continuity, principle of crosscutting relationship and unconformity.

原始水平律、叠置律水平连续律、切割律、不整合。

Based on isostasy principle, this paper made out a correction method for the calculation of disconformity erosion amount.

考均衡效应，可以对传统的剥蚀量计算方法进一步修正。

Wernerians thought strata were deposits from shrinking seas, but James Hutton proposed a self-maintaining infinite cycle, anticipating uniformitarianism.

沃纳里恩斯认为是收缩的海洋的沉积物，但詹姆斯•赫顿提出了一个自我维持的无限周期，促进了质均变论的发展。

By using the new method and combining with the well logging data,the geo-pressure for a high-geopressure zone is analysed.

结合测井资料数,利用该新方法对某高压区压力进行了分析。

The present application of the nuclear log to the studies of the volcanic rocks and superpressure metamorphic rocks is outlined.

最后略述当前火成岩和超高压变质岩研究中核测井的应用。

The reasons forming abnormal formation pressure mainly includes digenesis, thermogenesis, biochemical action, tectonic action, dialysis, and fluid density difference action.

形成异常压力的原因主要有成岩作用、热力作用、生化作用、构造作用、渗析及流体密度差异作用等。

The sequence classification and dynamic analysis of this basin provide an important evidence to the stratigraphic correlation, tectonic analysis and minerogenesis.

该盆的序划分及动力学分析对黑龙江东部白圣纪对比、构造作用及成矿作用的分析提供了重要依。

Regional volcanic strata are the source of placer gold and laterization process is the main stage of formation of placer gold.

区域火山岩是砂金的矿源，表赤红壤化可能是砂金形成的主要阶段。

Study shows that the T3-J1 radiolarian cherty strata will be made such a potential target in the not too distant future.

过去未将此类列入勘探目标，研究认为此类将会成为一个潜在的油气勘探目标。