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网络释义专业释义

  digging steps

... 台阶式房屋:terraced houses 台阶开挖digging steps 台阶,栏,户阶:stoop ...

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  bench excavation

台阶开挖

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短语

短台阶开挖 short step excavation

导洞与台阶开挖 heading and bench excavation

台阶式开挖 bench cut ; bench stoping

  • bench excavation - 引用次数:4

    On the upper bench excavation, the length is about 6-8m in vertical direction which the fractured zones is affected by blasting vibration.

    台阶开挖时,爆破振动对松动区的影响在纵向开挖距离约为6-8m,松动区稳定后厚度约为2.2m;而在下台阶开挖时,这个距离增大为8-10m。

    参考来源 - 软岩隧道钻爆法施工扰动范围的研究
  • bench excavation

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双语例句

  • 隧道为单洞车道采用分层台阶进行开挖,在跨度隧道施工一种尝试

    The tunnel consists of a single tube with four lanes, and was excavated with the layer-step method, which is a new attempt in constructing the tunnel with large across span.

    youdao

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