• Butt we're not done yet. In the weeks and months ahead, we'll release a second round of fuel efficiency standards for heavy-duty vehicles.

    但是我们没有完成未来几周几个月,我们发布一个第二重型车辆燃油效率标准

    youdao

  • Studied the joint structure and properties of flash butt welding to mining chains round made of new type meta-bainite steel.

    研究了新型准贝氏体钢制造矿用圆环闪光对焊焊缝的组织性能

    youdao

  • The round plates with arc shaped butt-welded joints were used for stopping sone tube holes which were moved away to another proper positions in the pipes.

    采取弧度圆形镶块,以对接接头的形式堵补部分,将移位到管道合适位置

    youdao

  • The round plates with arc shaped butt-welded joints were used for stopping sone tube holes which were moved away to another proper positions in the pipes.

    采取弧度圆形镶块,以对接接头的形式堵补部分,将移位到管道合适位置

    youdao

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