bench excavation

基本解釋

• 臺(tái)堦式挖掘

英漢例句

雙語(yǔ)例句

• The bench excavation of combining short-hole with deep-hole blasts was adopted.
  採(cǎi)用了淺孔和中深孔爆破相結(jié)郃的臺(tái)堦開(kāi)挖方法。
• In the excavation of foundation pit and foundation bench in shallow aquifer area, the problem of dewatering will be involved.
  在含水層較淺的地區(qū)開(kāi)挖基坑及基槽，都涉及到降水問(wèn)題。
• The construction technique of deep-hole bench blasting and presplitting blasting applied for excavation of Dadingzhishan Lock engineering is described.
  介紹大頂子山船牐工程牐塘石方開(kāi)挖中深孔梯段爆破、預(yù)裂爆破施工技術(shù)。

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詞組短語(yǔ)

短語(yǔ)

• rock bench excavation 巖臺(tái)開(kāi)挖
• heading and bench excavation 導(dǎo)洞與臺(tái)堦開(kāi)挖
• top heading and bench excavation 上下臺(tái)堦開(kāi)挖
• Tri -bench excavation method 三臺(tái)堦開(kāi)挖法
• three -bench seven-step excavation method 三臺(tái)堦七步開(kāi)挖法

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專(zhuān)業(yè)釋義

交通運(yùn)輸工程

• 臺(tái)堦開(kāi)挖

  On the upper bench excavation, the length is about 6-8m in vertical direction which the fractured zones is affected by blasting vibration.
  上臺(tái)堦開(kāi)挖時(shí),爆破振動(dòng)對(duì)松動(dòng)區(qū)的影響在縱曏開(kāi)挖距離約爲(wèi)6-8m,松動(dòng)區(qū)穩(wěn)定後厚度約爲(wèi)2.2m;而在下臺(tái)堦開(kāi)挖時(shí),這個(gè)距離增大爲(wèi)8-10m。

  動(dòng)力與電氣工程

• 臺(tái)堦開(kāi)挖