The acid water in coal pit can be well controlled by adding calcium carbonate and lime.
阐述通过添加碳酸钙和石灰，可使酸性采煤坑水得到很好治理。
Police say a power cut is compromising the ventilation system in the Pike River Coal Pit in a remote part of the country's South Island.
警方说，停电影响了该国南岛偏远地区的派克河煤矿矿井的通风系统。
Four miners were still trapped in a flooded coal mine in Shanxi. The accident occurred Friday afternoon in a coal pit run by the Lingshi coal mine.
山西省灵石煤矿有限公司15日下午发生透水事故，当班6人中只有2人安全出井，目前尚有4人被困。
From Shenmu to Daliuta section along Shensuo railway, we set up 6 survey lines in order to understand the condition of underground coal pit and tunnel.
在神朔铁道神木至大柳塔段，为了解地下煤窑空洞与隧道情况，布设了6条测线，共计388个测点，进行了地磁总强度观测工作。
Mining under the village , the railway and the water is a problem in mining, which is related to the safety and the economic benefit in every coal pit.
“三下”采煤的安全问题是长期以来在采矿中值得注意的问题，它关系到矿井作业的安全和经济效益问题。
Whether in an individual coal pit, oil, or gas field, a nation or the planet as a whole, fossil fuel reserves and production tend to follow a bell curve over time.
无论是在个别的煤矿、石油或天然气场、一个国家或整个地球，矿物燃料储量和生产随著时间的推移，往往遵循钟形曲线。
By the proof, it can be concluded that the price of buying the Coal pit exploit option is equal to the underestimated part under the traditional evaluation method.
实证可得到获得使用煤炭开采权的价格等于传统估计方法低估的部分。
Establishing the safe and utility orientation system of the mine personnel in coal pit is of great significance for improving the safe production management of the coal pit.
建立可靠实用的煤矿井下人员定位系统，对改善煤矿的安全生产管理有着重要的现实意义。
The pit is being shut down because it no longer has enough coal that can be mined economically.
那个煤矿要关闭了，因为储量不足，难以经济开采。
Several of the dark coal seams are visible along the sunlit southern wall of the pit (these may be more visible in the larger image version).
矿藏的南部有阳光照射，因此一些黑色的煤层接缝处清晰可见(在更大成像图片上这应该会更为清晰)。
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。
In the early days of underground coal mining, pit canaries often had short but valuable lives.
早期地下采煤的时候，矿井中的金丝雀常常拥有短暂而有价值的一生。
"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。
Always make sure your barbecue pit is free from any coal, which can pose a serious hazard when you work with it the next time.
总是要确认你的烧烤器具远离煤炭，不然你下次使用的时候就会有严重的安全隐患。
According to different external conditions, 16 fire blocks are divided into 3 types: mine vacant space fire, small coal-pit fire and seam outcrop fire.
根据外因条件不同将乌达矿区16个火区划分出大矿采空区起火、小煤窑起火和煤层露头起火3种类型；
This paper presents the experimental study for the physical-mechanicalchemical behaviour of the mud stone for one open pit coal mine.
本文对某大型露天煤矿一坑道泥岩的物理力学和物理化学特性的试验研究进行了全面的介绍。
The Open Pit Coal Mine truck optimal dispatching decision method is discussed in details in the article, the shortest route model, coal and rock goods current allocation model are built up.
本文详细讨论了露天矿卡车优化调度的决策方法，建立了最短路网络模型，煤岩货流分配模型。
Through analyzing the landslide pattern of the slope in West Open Pit Coal Mine of Pingzhuang, a conclusion can be drawn that the weak interfaces is the main controlling factor of landslide.
对平庄西露天煤矿边坡滑移模式进行了分析，得出软弱层面是控制滑坡的主因。
It's a bleak look-out for the coal industry as the number of pit closures increases.
煤井关闭的数目日多，煤炭工业前景暗淡。
The mine hoist equipment is one of the main mine pit production equipment. It is a set of complex mechanical electrical units and the main tool of coal production and transportation.
矿井提升设备是矿井生产的主要设备之一，是一套复杂的机械电气机组，是煤炭生产运输的主要工具。
The significance of dealing coal mine collapse pit and reclamation of land are introduced.
介绍了煤矿塌陷坑的治理途径和复垦的意义。
Before and after ending of deep open-pit coal mine, geological disasters such as slope sliding and surface deformation probably occur.
分析研究深大型露天煤矿闭坑前后可能发生滑坡、地表变形等地质灾害。
The paper mainly deals with the analysis and design of coal sales management system of YuanBaoShan open pit coal mine.
本文主要对元宝山露天煤矿煤炭销售管理系统进行了分析及设计。
Geological data treatment is a part of the soft ware package for optimization of short-term plans in open pit coal mines.
地质处理是为露天煤矿研制的短期生产计划优化软件包的一部分。
It is a bleak look-out for the coal industry as the number of pit closures increases.
煤井关闭的数目日多，煤炭工业前景暗淡。
He was covered from head to toe in coal dust, like a miner coming up from the pit.
他从头到脚全是煤灰，就象一个矿工刚从坑道里出来一样。
He was covered from head to toe in coal dust, like a miner coming up from the pit.
他从头到脚全是煤灰，就象一个矿工刚从坑道里出来一样。
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