opencast working

[ˈəupənkɑ:st ˈwɜ:kɪŋ]
  • 释义

    露天开采;

数据更新时间:2026-01-14 13:30:56
1、

The high and cliffy is the result of opencast working. A lot of mine can not be opencast worked any more after many years mining, and the safety of the mining becomes a important problem.

露天矿边坡是露天开采活动的产物,随着开采的不段深入,很多露天矿转为露天井工联合开采,其开采安伞性成为亟待解决的课题。

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2、

Application of hollow through type DTH hammer in exploration of underground mine goaf in opencast working

贯通式潜孔锤在露天矿山地下采空区探查中的应用

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3、

Technical study of deeper mining from large deep hollow opencast working transfer to underground mining

大型深凹露天转井下深部开采技术研究

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4、

The results have offered security guarantee condition when opencast working switches to underground working in the mine.

探测结果,为该矿由露天开采转入地下生产,提供了安全保障条件。

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5、

In order to break through the traditional technology and the conception of equipment design, suggest to use bunchy phase deep hole or big diameter deep hole in laneway to realize the exploding of high step on opencast working;

为突破基于常规工艺和设备配套的设计理念,推荐采用束状阶段深孔或在巷道中采用大直径深孔的方法实现露天开采的高台阶穿爆作业;

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6、

Mainly used in roadway construction, excavation rock and soil volume, opencast working, blom up holes of explosion& pre-intensity, for water conservancy projects.

主要用于道路建设、土石方开挖及露天开采,水利工程爆破孔、预烈孔的凿岩工序,是理想的高效穿凿设备。

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7、

The Working Environment and Safety Control of Opencast Mine

露天开采矿山作业环境与安全管理

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8、

Discussion on Environment Impact Recognition and Restoration Technique of Opencast Working& taking EIA of opencast working coal vanadium mine in Chongyang as an example

露天开采生态环境影响识别与修复技术的探讨&以崇阳露天石煤钒矿矿山开发环评为例

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9、

Application of Chamber Blasting for Opencast Working Instead of Underground Working in Coal Mine with Fire ( Down)

硐室爆破在火区煤矿井采转露采中的应用(下)

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