• 介绍位置技术

    This article introduces the technique of flat welding.

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  • 设计了一立式储罐倒装施工自动跟踪式自动装置

    A kind of automatic welding equipment with the tracking system for horizontal welding line in inverted construction of vertical storage tank is developed.

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  • 结合脉冲技术埋弧自动中的试验情况分析了脉冲埋弧储罐横焊施工中的应用前景

    According to the experimental results of pulse technology in the automatic transverse SAW, the promising application of transverse pulse SAW in the storage tank is analyzed.

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  • 相反哪些交替16组成每个组成,铅铁,

    Opposite the horizontal point, a ring of tin to which are welded tubes alternatively 16 tubes composed each composed of copper-lead and iron-lead.

    youdao

  • 相反哪些交替16组成每个组成,铅铁,

    Opposite the horizontal point, a ring of tin to which are welded tubes alternatively 16 tubes composed each composed of copper-lead and iron-lead.

    youdao

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