• 韩城矿区象山山地于二叠之上,第四系黄土之下,发现了属于新生地层单位

    Two stratigraphic units belonging to Cenozoic Group have. been found between the Permian System and the Quarternary Loess from Xiangshan hill terrain in Hancheng Mining Area.

    youdao

  • 盆地沉积中生三叠侏罗新生界第三第四系组成,侏罗主要勘探目的

    Sediment cover consists of Trias, Jurassic, Tertiary and Qaternary, but Jurassic is the mainly exploited stratum.

    youdao

  • 盆地沉积中生三叠侏罗新生界第三第四系组成,侏罗主要勘探目的

    Sediment cover consists of Trias, Jurassic, Tertiary and Qaternary, but Jurassic is the mainly exploited stratum.

    youdao

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