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欠挖

网络underbreak; under-excavation

欠挖

欠挖

underbreak

译网情深 - 打印文章 - ... 超挖 overbreak 欠挖 underbreak 找顶 top cleaning ...

under-excavation

陕西水利水电工程集团有限公司 ... 3．1．23 超挖 over-excavation 3．1．24 欠挖 under-excavation 3．1．25 扩挖 expanded …

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It is a very difficult problem of over break in tunnel excavation .

超欠挖一直是隧道开挖中遇到的一大难题。

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The Technology for Controlling Excessive or Insufficient Excavation in Tunnel Construction

隧道施工控制超欠挖技术

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Study of statistical law on over-under-excavated values of highway tunnel

公路隧道超欠挖统计规律研究

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Influence on the Constructive Cost by the Owe or Ultra Digging of Tunnels

隧道超欠挖对施工成本的影响

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Computation of the Area from Over and Under Breaks of Tunnel Section

隧道截面超挖与欠挖面积的计算

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Approach to Highway Tunnel Overexcavation Controlling

公路隧道超欠挖控制探析

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