查询词典 coal mining

In addition, the construction of oil to 5.94 yuan/share issue directed to the Shan Coal Group is not more than 450,000,000 shares of its stock held 3 coal mining companies, 18 coal trade and its stake in the company's headquarters and domestic sales of coal-related business assets And liabilities.

此外，石油建设至5.94元/股发行定向到山煤业集团不超过4.50亿的股份举行了3煤矿公司，18个煤炭贸易及其在公司总部和国内销售煤炭股份相关业务的资产和负债。

The washability of coal in different coal facies is discussed using the density distribution of coal samples from Wuda coal mining area,Inner Mongulia.

对内蒙古乌达矿区主采煤层9煤层的煤岩学特征和煤相进行了分析，用煤样密度组成的煤岩学方法讨论不同煤相煤的可选性。

Sponsored by the province's Coal Mines Administration Bureau and the Coal Mine Safety Inspection and Supervision Bureau, coal mining executives gathered in Guiyang, a modest-sized city (by China's standards) of more than three million people, to discuss how the latest foreign technologies could help degasify China's 2,000 coal mines, both improving mine safety and reducing China's global output of air pollution.

主办省的煤炭管理局和煤矿安全检查监察局，煤炭高层齐聚贵阳，适度规模的城市，超过300万人，以讨论如何国外最新技术，将有助于degasify中国的2000煤矿，促进矿山安全和减少对中国的全球产量的空气污染。

Sponsored by the province's Coal Mines Administration Bureau and the Coal Mine Safety Inspection and Supervision Bureau, coal mining executives gathered in Guiyang, a modest-sized city (by China's standards) of more than three million people, to discuss how the latest foreign technologies could help degasify China's 2,000 coal mines, both improving mine safety and reducing China's global output of air pollution.

主办全省煤矿当局和煤矿安全监察局、监察局、煤炭主管齐聚贵阳，适度规模的城市超过300万人，最新讨论如何degasify外国技术可以帮助中国两千煤矿既改善煤矿安全和减少我国全球产量的空气污染。

A kind of CAT hydraulic test rig has been developed in this dissertation. It is used for the experiment and test of valves for coal mining shield support for Zhengzhou Coal Mining Machinery Group.

本文研制了一种CAT液压试验台装置，用于对郑州煤机集团公司所生产的煤矿液压支架用阀进行综合性能测试。

This article take 9309 coal mining face in some mine as an example, through the analysis mine heat source, uses the airflow temperature forecast model, had forecast the distribution of airflow temperature in coal mining face and two cross heading channels, and has carried on the contrast with the measured results.

本文以某矿9309工作面为例，通过分析矿井热源，利用工作面风温预测模型，预测了工作面和两顺槽的风温分布，并与实测结果进行了对比，结果表明热源分析结合风温预测能对工作面的热害程度进行准确预测，这对于矿井通风设计及局部降温设计具有重要意义。

In accordance with the characteristics of coal mining main drainage pump and present state of control and measurement technology,this paper introduces a kind of modularized control and measurement system for coal mining main drainage pump .

针对煤矿主排水泵的特点和当前测控技术的发展，介绍了一种模块化的煤矿井下主排水系统计算机监控系统。

Long time mining activities accumulate great amount of coal refuse which formes piles and becomes the main factor for environmental pollution and degradation in coal mining area.

摘要： 长期的采矿活动使煤矿区大量的煤矸石堆积形成煤矸石山，成为矿区环境污染和恶化的主要因素之一。

The extraction rate of coal in hydraulic coal mining is subject to the influence of a number of factors, and it varies widely, bepending on mining conditions.

水力采煤的原煤采出率有很多影响因素，由于开采条件不同，采出率差距很大。

I selected a typical section to make a series of study, got the deformation trend and evolution regulation of subgrade from model experiment after the coal was mined which lie concealed in the subgrade, made evaluation with ration about influence of mining under subgrade using FLAC soft such as confirming the "ARC-BED"slide model and slip scope, calculated the F.S. of subgrade slope used limit equilibrium theory, and advance particular measure for the PingShuo Coal Mining Company.The engineer analyse of subgrade stability caused by karst cavity was relied on a collapse accident happened in ChangJin expressway.

文中先对所选取的代表性断面进行了模型试验，从直观上得到煤层开采后上部路基工程变形趋势及其发展规律；然后运用数值方法，定量评价了采动对路基及边坡的影响作，确定了路基边坡发生破坏的&圆弧—顺层&模式及范围，并运用极限平衡方法对边坡的安全性作出了评价，最后提出了具体的处治建议，为保证道路的正常营运与矿区安全生产提供了科学依据。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。