• 房县深病险水库黏土心墙研究对象,对渗流稳定稳定性进行评估,目的是为加固设计提供参考。

    The earth-rock dam with clay core of Shenyugou dangerous reservoir in Fang County is studied, whose seepage and dam slope stability are evaluated, aiming to provide strength design with reference.

    youdao

  • 翁泉硼铁矿床赋存于元古宙辽河里尔

    Wengquangou boron-iron deposit occurred within the rocks of Lieryu Formation in Liaohe Group, early Proterozoic.

    youdao

  • 区内分布铜矿类型主要横岭关,铜矿篦子三种类型

    Three types of copper ores have been recognized in this region, namely, the Henglingguan type, the Tongkuangyu type and the Bizigou type.

    youdao

  • 区内分布铜矿类型主要横岭关,铜矿篦子三种类型

    Three types of copper ores have been recognized in this region, namely, the Henglingguan type, the Tongkuangyu type and the Bizigou type.

    youdao

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