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mud shale造句

"mud shale"是什么意思   

例句与造句

  1. Wld is a high - temperature anti - sloughing agent , which contains si and organic compound ion . by applying it with polymer drilling fluid in the high - temperature deep well and the well section of heaving mud shale , it can improve the stability of drilling fluid dramatically . and at the same time , it can deactivate the drill cuttings and the wall surface active point to greatly improve the property of rejection and anti - sloughing of the drilling fluid through the physical - chemical action occurring between the special group of molecule vs . drill cuttings and the wall surface
    Wld高温防塌剂是一种含有si元素和有机复合离子的抗高温防塌剂,在高温深井及易垮塌的泥页岩井段配合聚合物钻井液使用,不仅可以显著改善钻井液的稳定性,而且可以利用分子中的特种基团与钻屑和井壁表面发生物理-化学作用,使钻屑和井壁表面活性点钝化而显著提高钻井液的抑制防塌能力。
  2. It's difficult to find mud shale in a sentence. 用mud shale造句挺难的

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