Accurately distinguishing the flow regime of the liquid in well is very important for optimizing drilling design and operation and guaranteeing cement replacement quality.
准确判另井内液体的流态，对钻井优化设计和施工、保证注水泥顶替质量是非常重要的。
For the conventional cement base surface, liquid curing agent for sealing, can enhance the surface wear resistance, strength and impermeability, prolong the service life of ground and using effect.
对于常规水泥基地面，用液体固化剂进行密封加固，可以增强地面的耐磨性、强度和抗渗能力，延长地面使用寿命和使用效果。
Extracting alumina from coal refuse, sintering cement clinker directly from residues and circulating waste gas and liquid is a unusual technology for utilization of coal refuse.
从煤矸石中提取氧化铝，并用残渣直接煅烧硅酸盐水泥熟料，同时作废气、废液循环，是煤矸石资源开发利用的新工艺。
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