shale

• The people . you remember the shale oil
  人类你还记得页岩油吗
• Finite element analysis of structure strength for xrzs - z shale shaker
  型振动筛结构强度有限元分析
• The people . you remember the shale oil
  人类你还记得页岩油吗
• Application of nenjiang opal shale in polymer materials
  嫩江蛋白石轻质页岩及在高分子材料中的应用
• 6 get the mud sample under the shale - shaker
  在振动筛处取样。
• It is the density data of the shale
  这是泥页岩密度数据。
• Any of various dark gray sandstones that contain shale
  所有的猫在黑暗中都是灰色的(夜晚难分好坏美丑) 。
• Compressing parameter of ningming expansive shale for construction
  宁明膨胀性泥页岩填料施工压实参数研究
• Hard and crisp brittle shale , fragile shale
  硬脆性泥页岩
• Hard and crisp brittle shale fragile shale
  硬脆性泥页岩