• Through a series of drilling tests it shows that using bits of this type will achieve good economic and technical results.

    石油地质钻孔钻进试验表明这种钻头取得较好的经济技术效益

    dict.cnki.net

  • Demonstrated the high-voltage frequency converters used in coal mine main fan system reform is bound to achieve good operating results and economic benefits.

    论证高压变频器应用煤矿扇风机系统改造必将取得良好运行效果经济效益

    lib.cqvip.com

  • This paper takes the construction technology handling the submerged wells of the auxiliary shaft of one mine as an example and shows that the technology of grouting can achieve good economic results.

    文章某矿副井井筒灾害处理施工工艺,采用注浆施工方法进行抢修,取得良好经济效果

    www.chemyq.com

  • Achieve good economic results in the same time, Quanjude stock companies have also made other outstanding achievements.

    取得良好经济效益同时全聚德股份公司其他各项工作取得了优异成绩

    wenda.tianya.cn

  • Achieve good economic results in the same time, Quanjude stock companies have also made other outstanding achievements.

    取得良好经济效益同时全聚德股份公司其他各项工作取得了优异成绩

    wenda.tianya.cn

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