The studying achievement has high values of theoretics and economic effictiveness, and could give a reality guide for PanZhiHua Iron & Steel Group Mining Co.

所得研究成果具有较高的理论价值和经济效果，对攀钢矿业公司的生产具有现实的指导意义。

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However, for some special reservoirs with high clay content and sensitivity, the final effictiveness is greatly reduced although hydraulic fracturing process can be successful.

但是，对于某些粘土含量高，敏感性强的致密油气藏，采用水力压裂技术改造尽管能获得工艺上的成功，但是最终增产效果却大打折扣。

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Despite the lack of chemicals, this line of products competes with the heavy-hitters in its space for effictiveness, and bests many of them in terms of brand love.

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