The Panian coalfield is being mined using open-pit methods.
潘尼杨煤矿一直使用露天开采法进行开采。
Traditional open-pit mining boundary features fixed slope with benches and planar bottom.
传统的露天矿开采境界为固定帮有台阶、露天底平面型。
The friction circle method is often used to analyse the slope stability in Open-pit mines.
在露天矿边坡稳定性分析中通常采用圆弧滑动而的分析方法。
Blasting earthquake effect on slope stability of open-pit is an extremely obvious and complicated problem.
爆破地震效应对露天矿边坡稳定性影响是一个极其明显和复杂的问题。
The effect of excavation unloading has been studied on the ground of open-pit slope project in this thesis.
本文以露天矿边坡为工程背景,对边坡开挖的卸荷效应进行了研究。
The calculation results and open-pit slope stability under blasting vibration influence are analyzed and appraised.
以计算结果为参照来分析、评价爆破震动对边坡稳定性的影响。
There are many complications that influent open-pit limit and the economic stripping ratio is the most important one.
影响露天矿开采境界的因素很多,其中一个最重要的因素就是经济合理剥采比。
This astronaut photograph illustrates three open-pit mines located west-northwest of the town of Green Valley, Arizona.
这张太空照片为我们展示了位于亚利桑那州绿谷镇(GreenValley,位置见文末图)西部及西北部的三个露天矿。
Research on the safety and stability of slope in open-pit mining is very significant to safety production of open mines.
研究露天开采边坡的安全稳定对露天矿山的安全生产具有重要意义。
Computer-based haul truck dispatching in the open-pit is a new technique to increase production or reduce the number of equipment.
露天矿运输车辆的计算机调度是一项新技术,它可以增加产量或减少设备数量。
This has extremely vital significance for production of open-pit mine and maintenance safety of operating personnel and the equipment.
这对指导露天矿的生产和维护作业人员及设备的安全具有十分重要的意义。
Open-pit mining follows the same sequence of oprations as underground mining: drilling, blasting, and loading and removing waste and ore.
露天采矿遵循与地下采矿相同的作业顺序:钻孔、爆破、装载并运走废料和矿石。
Open-pit mining follows the same sequence of operations as underground mining: drilling, blasting, and loading and removing waste and ore.
露天采矿遵循与地下采矿相同的作业顺序:钻孔、爆破、装载并运走废料和矿石。
Remains of Titanoboa cerrejonensis were found in a layer of rock at the cerrejon Coal mine, one of the largest open-pit mines in the world.
Titanoboacerrejonensis(蛇的名字)的遗骸是在cerrejon煤矿- - -世界上最大的露天煤矿之一的岩层中被发现的。
Minerals in open-pit mines are excavated by the ton with heavy equipment, but underground they are often extracted painstakingly with pickaxes.
露天矿场里面的矿物可以用重型机械成吨地开采,但是地下矿井里面得用镐费力地挖出来。
This paper introduces application of the hole-by-hole initiating technique, aimed at reducing blasting vibration, in Jinduicheng Open-Pit Mine.
介绍了以降低爆破震动为主要目标的逐孔爆破技术在金堆城露天矿的应用。
Greenhouse gas emissions of tar sands crude are 40% higher than conventional oil, and the open-pit mining has devastated Alberta's boreal forest.
焦油砂的温室气体排放量比普通石油高40%,露天采矿已经极大地破坏了阿尔伯塔的北方气候带森林。
The countryside around Xinfeng is dotted with hundreds of small open-pit mines into which miners pour water and chemicals, producing a sludge rich in rare earths.
在信丰周边农村,数百家小型露天稀土矿星罗棋布,矿工们正在往矿石上泼洒水和化学制剂,从而产生一种富含稀土的油泥。
Upstream is the poisonous Berkeley pit, an open-pit mine in Butte, which was once called the Richest Hill on Earth for the quantities of gold, silver and copper mined there.
上游是有毒的伯克利矿坑,一个比尤特的露天矿。它曾经被称为地球上最富有的矿山,因为这里的金、银和铜矿数量巨大。
The most common approach to extracting metal-bearing ore from a porphyry copper deposit is by open-pit mining, although such mines also typically include some underground activities.
从斑岩含铜矿床开采含金属的矿石,最主要的方式是露天开采,尽管这种矿床常会伴随一些地下的地质活动。
The open pit makes 15% of the country's extracted fluxing limestone.
这个露天矿场产出了这个国家15%的提纯稀石灰。
Where oil sands are close to the surface, they are extracted in large open pit mines.
那里的油砂离地表很近,可以从巨大的露天矿井里直接抽出来。
The open pit areas are surrounded by an array of sculpted tailings ponds and mine dump areas; these receive mine waste rock for storage and later leaching for further recovery of metals.
露天矿坑周围是一些开挖尾料的堆弃池和废矿垃圾场。储存在这些地方的废弃矿石,稍后经过过滤可以深入提取其中的金属。
"This place was hell," says Tom Levy cheerfully as he stands over an open pit filled with ancient coal-black slag.
“这个地方以前几乎是个地狱,”托马斯·莱维风趣的说到,他站在一处被古老的墨黑炉渣填满的露天矿坑中。
Giant excavators, rock handlers, conveyors, explosions and a lot more enjoyment in a limestone open pit.
在这个石灰岩露天矿场有巨型挖掘机、采石工人、传送带、爆破以及很多其他有意思的东西。
Mining operations at the existing open pit are due to cease by theend of 2012, although ERA is processing a proposal to develop the undergroundRanger 3 Deeps exploration area.
尽管ERA正在处理一份开发Ranger3Deeps地下勘探区的提议,但现有露天矿的开采作业将于2012年底到期。
A method of buffer blasting used in the open pit is presented in this paper.
本文主要介绍了目前露天矿山开采使用的“压碴爆破”方法。
Used up open pit areas are filled with limestone siftings.
用过的露天矿场区域充满了石灰滤过物。
Used up open pit areas are filled with limestone siftings.
用过的露天矿场区域充满了石灰滤过物。
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