Then a convenient and practical construction technique of hydraulic pad-exerting-pressure was proposed.

针对工程实际提出了简便易行的水垫加压施工工艺。

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Elasto metal plastic bearing pad is key part of large hydraulic turbine thrust bearing and its performance being better or worse directly influences the dynamic quality of whole system running.

弹性金属塑料轴瓦是大型水轮发电机推力轴承的关键性部件，其性能的好坏直接影响到整个系统运行的动态品质。

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Through this research, provided an effective acid system for Pad-acid-hydraulic fracturing technology that can further enhance the effect of production growth of sandstone reservoirs.

通过本文研究，为砂岩储层的前置酸加砂压裂增产技术提供有效的酸液体系，进一步提高砂岩储层压裂增产改造效果。

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