To lower blasted boulder yield is one of the most important technical considerations in deep-hole blasting operations of mine.
降低深孔爆破落矿大块率是矿山凿岩中的一个重要课题。
Based on a practical project, the relationship between construction technology and cost control for deep-hole blasting is discussed.
以工程实践为基础，对深孔爆破的成本控制与施工方法、技术的关系进行了探讨。
Den had dug a deep hole in the centre of the garden.
登在花园中间挖了一个深洞。
He dug a deep hole in the garden.
他在花园里挖了个深坑。
They dug a deep hole in the hillside.
他们在山坡上掏了一个深洞。
He used a sharp stick to dig a hole four feet deep.
他用一个锋利的棍子挖了一个四英尺深的洞。
There is a deep hole in the sidewalk.
人行道上有一个很深的洞。
I saw it create a bridge to cross a deep hole.
我看见它为了穿过深洞，造了一座桥。
We have a pretty good idea that we're in a deep, deep hole even if we can't yet determine its exact dimensions.
即使我们所处深渊的确切规模还没探明，我们也都知道它是深而又深。
The euro area is falling into such a deep hole that the recovery, when it eventually comes, will be a long, hard journey.
欧元区经济陷入深渊，未来的复苏将是个长期而又艰难的过程。
The same is true with setbacks: Watching one's nest egg dwindle is enough to pull anyone into a deep hole, but a year later, people typically rebound.
对挫折来说同样如此：看到别人的储蓄金缩水足以让人们感到跌入深渊，但一年过后，人们就会振作起来。
I walk down a street and there's a deep hole in the sidewalk.
第一天，我走在街上，地上有个坑。
But public opinion polls suggest that McCain will have to climb out of a deep hole.
但是民调结果显示麦凯恩将难以反败为胜。
Honing is one of the effective processes in the machining accuracy deep hole.
深孔精加工中，珩磨是一种行之有效的加工工艺。
A deep hole in the earth gaped before us.
在我们面前的地上裂开着一个深坑。
Because of the cantilever processing, especially the small hole, deep hole and hard workpiece processing, the rigidity of the tool system is particularly important.
因为是悬臂加工，特别是小孔、深孔及硬质工件的加工时，工具系统的刚性尤为重要。
Since then, the oil tanker was silently disappeared, like falling into a deep hole.
此后，这艘油船竟无声无息地失踪了，好像掉进了深洞里。
Millisecond delay technology of high step and deep hole is the first application in China, it offers a realistic method for high step exploitation of middle and small scale limestone mine.
高台段深孔孔内微差爆破技术在我国的首次应用，为中小型石灰石矿山高台段开采提供了切实可行的方法。
Two brothers decided to dig a deep hole behind their house. As they were working, some older boys stopped by to watch.
有兄弟俩决定在他们房子后面挖一个深洞。就在他们不停地挖洞时，几个年龄大点的男孩在附近停下来观看。
But they start with a bigger and more imminent danger than Mr Bush did eight years ago, and one made even harder by the deep hole the current recession has created in the budget.
然而他的根基却比布什8年前上台时处于更大，更迫切的危险之中。预算上的现金减少使得情况更为举步维艰。
Residents of an urban neighborhood in Guatemala City experienced the opening up of a giant sinkhole in May 2010. It swallowed a three-story building and left a deep hole.
今年5月危地马拉城市区内出现了一次地陷，它吞噬了一幢三层房屋，留下一道深坑。
They first dug a deep hole in the ground.
他们先在地上挖了个深洞。
The passerby pulled me up from the deep hole.
过路人把我从深坑里 拉上来。
They drilled a deep hole in the earth's crust.
他们在地壳上钻了个深洞。
Through deep hole blasting, water injection and roof strata of integrated management measures for the effective solution of the gas problem.
通过采取深孔爆破、顶板注水和矿压分析等综合治理措施，有效的解决了瓦斯问题。
The treatment of collapse body by deep hole grouting was described in detail. The construction method and the treatment measures were introduced.
本文就深孔注浆处理隧道塌方体进行了详细阐述，并对该项施工方法和处理措施作了介绍。
The treatment of collapse body by deep hole grouting was described in detail. The construction method and the treatment measures were introduced.
本文就深孔注浆处理隧道塌方体进行了详细阐述，并对该项施工方法和处理措施作了介绍。
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