1) Datong bitumite
大同烟煤
1.
Granular coal-based Activated Carbon(AC) made from Datong bitumite and high-temperature coal-based pitch by the method of agglomeration.
选用大同烟煤和高温煤沥青为原料 ,采用压块成型法制造煤质颗粒活性炭 。
2) Datong Coal Field
大同煤田
1.
The Role of Structural System in Controlling Coal of Datong Coal Field;
构造体系对大同煤田的控煤作用初探
2.
Fractural Structure Features and Developing Regularity of Wangcun Mine of Datong Coal Field;
大同煤田王村井田断裂构造特征及其发育规律
3) Datong coalfield
大同煤田
1.
According to karst groundwater chemistry feature data, karst development data from drilling and mine water data, combined with regional hydrogeologic setting, karst water temperature and isotopic features analyses, the paper probed deep into karst groundwater productive aquifer and water research target in Datong coalfield.
根据大同煤田岩溶地下水化学特征资料、钻孔揭露岩溶发育的资料、以及矿井出水资料,结合岩溶地下水区域水文地质条件、岩溶地下水的水温与同位素特征,对大同煤田岩溶地下水的富水层位与找水方向作了进一步的探讨与分析。
2.
The fossil plants studied in this paper were collected from the late Late Carboniferous and early Early Permian strata of Datong coalfield, Shanxi Province.
对山西大同煤田晚石炭世晚期和早二叠世早期植物化石进行了研究，共鉴定植物化石２１属４８种，划分２个植物组合，讨论了植物群的特征和时代；此外，还论证了本区晚石炭世晚期和早二叠世早期植物群指示的古气候条
4) Datong Coal Mine
大同煤矿
1.
Analysis on the Loss Quantity of Coal Resources in Datong Coal Mine and the Countermeasures for Increasing the Recovery Ratio;
大同煤矿煤炭资源损失量分析及提高回采率的对策
2.
Taking Datong Coal Mine as the example, this paper introduces various factors influencing the safety in production of the powdery emulsive explosive, and puts forward some measures for the safety in production of the powdery emulsive explosive.
以大同煤矿集团化工厂为例,介绍了影响粉状乳化炸药安全生产的各种因素,并提出了安全的解决措施。
3.
During the Anti-Japanese War period,the Japanese invader,s grabbed the mineral resources from the Mengjiang area,especially from Longyang Iron Mine and Datong Coal Mine.
抗日战争期间,日本积极掠夺伪蒙疆地区龙烟铁矿和大同煤矿的矿产资源。
5) Datong coal
大同煤
1.
Economic analysis on shenhua coal and datong coal in power plant;
电厂燃用神华煤和大同煤经济性分析
2.
This paper introduces the power-on practice of the two-stage water-gas generator taking the Datong coal as the raw material,discussion on the preparation of the charging materials,combustion initiation,drying of each main equipment and other operations in the power-on course,analyzes on the problems easily occurring in the power-on operations,and introduces some methods for solving these problems.
介绍了以大同煤为原料的水煤气型两段炉的开车实践,在对开车过程中炉料的准备、点火以及各主要工艺设备的烘干等操作进行论述的基础上,分析了开车操作过程易出现的问题,并介绍了解决这些问题的方法。
3.
The concentration of 36 trace elements in Datong 10 11 # coal is presented in this paper and the distribution of 14 hazardous trace elements in different macerals and minerals of Datong coal is calculated by means of float sink test and Salori method.
讨论了大同 1 0 - 1 1 #煤中 36种微量元素的含量分布 ,通过浮沉试验及煤岩组分定量统计 ,运用 Salori方法 ,计算了 1 4种有害微量元素在大同煤不同煤岩组分中的分布 ,进而分析了其赋存状态及其在煤炭洗选过程中的脱除潜力 。
6) air pollution
煤烟型大气污染
1.
Effects of air pollution from burning coal on respiratory diseases in adults;
煤烟型大气污染对成人呼吸系统疾病及其症状影响的研究
补充资料：烟煤
| 烟煤 bituminous coal 由褐煤经变质作用转变而成的煤种。煤化程度高于褐煤而低于无烟煤。包括长焰煤、气煤、肥煤、焦煤、瘦煤、贫煤等。呈灰黑至黑色，具沥青光泽至金刚光泽，通常有条带状结构 ，不含原生腐殖酸。挥发分为10％～40％ ，一般随煤化程度增高而降低。碳含量为76％～92％，发热量较高，热值为2.71～3.72万焦／千克 。大部分烟煤具有粘结性，燃烧时火焰高而有烟，故名烟煤。烟煤储量丰富，用途广泛，可作为炼焦、动力、气化用煤。烟煤燃烧多烟容易造成空气污染。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条