coal-bearing strata的意思|示意

On the basis of mass borehole data, the paper analyzed Middle Jurassic coal-bearing strata distributing features, coal-bearing property, coal-forming period in the Yining basin.

以大量钻孔资料为基础，研究了伊宁盆地中侏罗统含煤地层的分布特征、含煤性、聚煤期。

Through comprehensive analysis of coal-bearing strata combinative characteristics in the area, figured out the strata belong to Lower Jurassic Beipiao Formation coal-bearing rock series.

通过对该区含煤地层组合特征综合分析，认为其应属下侏罗统北票组含煤岩系。

Coal-bearing strata in southeast Shanxi consist of carbonate rocks lime-stone, clastic rocks and coal.

石炭-二叠系含煤岩系，由灰岩、碎屑岩和煤共同组成。

They indicate that the early charged oils are derived from the pre-Jurassic lacustrine mudstones and the later charged oils are from the Jurassic coal-bearing strata or coals.

表明早期注入到这些油层的油气组分来源于前侏罗系湖相泥岩，晚期注入的油气组分来源于侏罗系煤系地层或煤岩。

And Darcy flow production equation with gas-bearing volume may reflect the characteristics of methane migration in coal measure strata more really.

把含气量引入达西流产量公式也许能更真实地反映甲烷气体在煤储层中流动产出的特征。

The coal classification distribution of coal bearing strata in the Up Permian Series of Guizhou has an X type feature in plan.

贵州上二叠统含煤岩系煤级分布在平面上呈现X型分布特征，即具有东、西侧变质低，中部变质高的特点，分布规律明显。