查询词典 coal mine

In the state large-and-middle scale coal enterprise, because the technology mining under flic building is not ripe enough, the coal pressed under the village restricts the coal enterprises development seriously.

在国有大中型煤炭企业中，由于建筑物下开采技术不够成熟，村庄下压煤严重制约着煤炭企业的发展。

The coal is ground so that it can be mixed into a coal derived recycle solvent to form a coal-oil slurry feed.

煤炭是地面，使之可以混合成煤衍生循环溶剂形成煤炭石油浆饲料。

To improve coal enterprise informatization management level, In 2003,the State Planning Commission, the National Economical Trade Committee choosed Jin Cheng coal indusery group as the information development of the enterprise ,so Jin Cheng coal indusery group applied national debt and funded to apply enterprise safety in production informatization technical innovation project.

为全面提升煤炭企业信息化管理水平， 2003年国家计委、国家经贸委在全国煤炭企业中选择晋城煤业集团作为行业信息化建设示范单位，为此晋城煤业集团申请国债资金1.9亿元用于企业安全生产信息化技术改造项目。

The relation between the SiO2, Al2O3, Fe2O3 and Cat content in coal ash and softening-fluid temperature of coal ash fusibility in Chinese coal is studied in this paper.

系统地研定了中国煤的灰熔融性软化温度ST和流动温度FT与煤灰中SiO_2、Al_2O_3、Fe_2O_3、CaO等主要成分间的关系。

Coal biending technology used to reduce ash fusion temperature of coal A was studie l. This can significantly reduce the high fusibility of the coal A to meet the requirements of the shell gasifier slag-tapping.

考察了采用配煤技术降低煤A的灰熔点的效果，结果表明，配煤可以显著的降低煤A的高灰熔融性，使其能够满足Shell气化炉液态排渣工艺的要求。

The theories on pyrolysis and coking and hydrogenation of heavy oil are used to know the liquefaction and gasify and coking of coal. 3. The results of particle feeding in the hot plasma jet (1) By using the cold state of spraying the diesel oil mist transversely in the air flow at the subsonic and ultrasonic speed to imitate the stress condition and motion trace of coal powder in the plasma jet, it shows that with the speed of air flow changed from subsonic speed to ultrasonic speed, the uniformity of mixture between the coal powder with certain speed and air flow becomes worse, mixture length becomes shorter, which agrees with the law of momentum transfer.

三、热等离子体射流中颗粒注入研究的结果(1)利用柴油油雾在亚、超音速气流中横向喷射冷态模拟煤粉在等离子体射流中的受力和运动轨迹，结果表明随着气流速度由亚音速向超音速增加，一定速度的煤粉与气流混合均匀度变差，混和长度增加，符合动量传递规律。

"After destructive distillation, coal leaves a solid residue, coke, while, coal-tar and pitch are collected as a distillate, and coal-gas is collected in gasometer"

煤干馏后剩下的固体残渣焦炭，而煤焦油和沥青则作为馏出物收集起来，煤气则收集于储气器中

By analyzing the geological characteristics,function of coal gathering,coal measures strata and burial conditions of Jiyuan area,it is pointed out the prospecting direction for coal field.

通过对济源西部地质特征、煤田聚煤作用、煤系地层及埋藏条件的分析，提出了在该区的找煤方向。

Sedimentary control of coalbed methane in this region were expounded according to the control and influence of sedimentation on coal gathering action (thickness of coal reservoirs, distributing and coal-bearing characteristics), on forming and distributing, maceral, organic facies and coalfacies, cap formation types and their sealing capability of adjoining rock.

根据沉积作用对聚煤作用（煤储层的厚度、分布及含煤性特征），对煤储层的形成与展布、煤岩组成、有机相和煤相、顶底板盖层类型与封盖性能的控制和影响，讨论了沉积作用的控气特征。

It is a new topic that rule of ground movement in deep dip angle coal seam mining, the coal seam angle is one of important factor of deciding the rule of ground movement , the overlying rock of steep coal seam mining have different homogeneousness in horizontal orientation.

倾斜煤层是指煤层倾角在15°—55°之间的煤层，倾斜煤层开采地表沉陷移动规律是地表沉陷研究领域中的一个重要组成部分，煤系地层倾角是决定上覆岩层的移动和破坏形式及地表移动与变形程度的重要因素之一。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48