• 的的悬臂支架可能有帮助

    A cantilever bracket shown in Fig. 3-1 might be quite helpful.

    youdao

  • 两个悬臂固定支架内部结构上,并允许贮存位置降到中线上。

    The swing arms are fastened to the inside structure of the mast, and permit the pipe rack to be low-ered from the stored position to the centerline of the drill string.

    youdao

  • 两个悬臂固定支架内部结构上,并允许贮存位置降到中线上。

    The swing arms are fastened to the inside structure of the mast, and permit the pipe rack to be low-ered from the stored position to the centerline of the drill string.

    youdao

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