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underground coal

underground coal

underground coal

underground coal

2

In this paper, the Periodic unsteady state heat conduction of coal wall in the front of underground coal gasification stove is researched .

研究了煤炭地下气化炉前方煤壁的周期性非稳态导热。

3

Scientists have tried to set fire to underground coal to speed up the fires.

科学家曾试图放煤炭在地下加快火燃烧。

4

The last underground coal mine in Hungary , at the Vertesi power plant , is slated for closure at the end of this year .

匈牙利最后的地下煤矿，位于威尔泰西发电厂，将在今年年底前关闭。

5

The field testing was done in an underground coal mine, the relation between plate force and distance to heading face was analyzed .

在井下进行了托板受力实测，分析了托板受力与距掘进工作面距离的关系。

7

Enterprises are encouraged to purchase accidental injury insurance for the miners working in underground coal mines and pay the premium .

鼓励企业为井下作业职工办理意外伤害保险，支付保险费。

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In the short term , ENN's advanced underground coal gasification technology is likely to prove more significant than its algae work.

在短期内，ENN 集团先进的煤炭地下气化技术很可能被证实比其藻类技术更为重要。

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Underground coal gasification (UCG) is the main direction of coal mining and utilization in the future .

煤地下气化是未来煤炭开采和利用的主要方向。

13

The State shall take special protective measures for miners working in underground coal mines .

国家对煤矿井下作业的职工采取特殊保护措施。

14

The monitoring on underground coal bed combustion relied on drilling supervising in the past, but this method is not good.

对地下煤层燃烧过去一直依靠钻孔进行监测，未有有效的监测方法。

15

This paper's analysis of the 1# underground coal gasifier in E'zhuang area provides its optimized gas production conditions .

对鄂庄煤炭地下气化 1#炉的造气条件进行了分析，获得了造气的优化条件。

16

In the exploiting area of underground coal mine , most of them are facing the underground water discharge .

在地下煤矿开采的地区，大都伴之有地下水排放。

19

An underground coal fire has been snuffed out in China after decades of burning .

在中国，一场已经燃烧了几十年的地下大火已经被扑灭了。

21

The common explosive used in underground coal mine can not be adopted even in case that the adobe blasting there is unavoidable.

在煤矿井下必须进行裸露爆破作业时，不能用普通煤矿许用炸药。

22

Chinas underground coal gasification technology is a new technology specifically prepared for use under the actual conditions in China .

中国煤炭地下气化技术是针对我国国情提出来的新技术。

23

GAOHE mines has been granted 30-year concessions, to undertake the development and production of underground coal mine in Shanxi province .

高河煤矿从山西省政府获得了 30 年的井工煤矿开采和生产权。

24

Objective : To study the changes of bone metabolism in the underground coal miners .

目的：探讨煤矿井下矿工骨代谢变化。

25

The Cause and Precautionary Measures of the Accident of Sliding Train in Inclined Lane Underground Coal Mines

煤矿井下斜巷跑车事故的原因及预防研究

27

Study of Vibration Monitoring and Fault Diagnosis for Underground Coal Mine Equipment

煤矿井下设备振动监测与故障诊断的研究

29

The Cause Analysis and Prevention of the Underground Coal-mine Blasting Failures

煤矿井下爆破故障原因分析及预防

30

Analysing technology of cable connector and its application in underground coal mine

电缆接头工艺分析及在煤矿井下的应用

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