Impact of different extracting method on distribution of PAHs in raw coal;
不同方法对提取原煤中PAHs分布的影响
Sulfur fixing and loss on lgnition rate of permo-carboniferous raw coal;
韩城石炭—二叠系原煤的自身固硫率和硫的烧失率
Research on the time sequent mobilizing models of raw coal yield in Henan;
河南省原煤产量时间序列动态模型研究
The difference in NO emission between blend combustion and split combustion of char/coal;
焦炭与原煤混烧和分别燃烧时NO生成的差异性
Aimed at the spontaneous combustion and weathering easily happened in storage of coal,it is discussed the feasibility with smoothing away spontaneous combustion and decreasing weathering by inflating nitrogen according to theoretical analysis and conclusion tested.
针对原煤在堆放过程中经常发生自燃、风化的现象 ,依据理论分析和试验结论 ,讨论了采用充氮法消除原煤自燃、降低原煤风化程度的可行性 ,并结合吉林热电厂的具体情况 ,给出充氮系统的初步设计及采用该系统的经济性分
Wet-Digest Method for Determination of Trace Elements in Coal and Its Application;
采用高压消化罐法消化样品,采用正交试验设计实验方案,用ICP-AES测定了原煤、飞灰和底灰中的铝、钾、钙、镁、锰、锌、铜、钛、钡、硒、锶、铈、锡、铬、砷、铊16种元素的含量,方法回收率在93。
The indexes for evaluating the quality of feed coal for coking which purchased form outside are rightly determinated.
通过对南桐选煤厂外购原煤资料的统计分析,结合动力用煤与炼焦用精煤指标的差异及对南桐煤部分指标的相关分析,合理地确定了外购炼焦原煤的计质指标,并将其应用于生产实践,使外购原煤质量有了根本性的好转。
The application of coal volatile matter in determination of coal class for Pingdingshan No.12 Mine
用原煤样挥发分核定平煤十二矿煤的类别
Reformation of bar screen in Sitai washery
四台矿选煤厂原煤车间篦条筛的改造
Application of Automatic Sampler in Zhangji Coal Preparation Plant
原煤自动采样机在张集选煤厂的应用
Analysis and Application of the Relation of Ash and Float-sink Compose of Raw Coal
原煤灰分与原煤浮沉组成关系的分析及应用
STUDY ON CONVERSION CHARACTERISTICS OF NITROGEN DURING PYROLYSIS AND GASIFICATION WITH RAW-COAL AND CHAR
原煤与煤焦热解气化过程氮转化特性研究
Optimum design for preventing coal clog of coal hopper of main power house and finite element analysis
火电厂原煤斗的防堵煤优化设计及有限元分析
Study of Raw Coal Characteristics of Huangling Slightly-Caking Coal for Blast Furnace Injection
高炉喷吹黄陵弱粘煤的原煤特性的研究
SOLVING METHODS FOR PROBLEMS OF COAL-AWNING IN RAW COAL BUNKER AND EXPLOSION OF PULVERIZED COAL DURING MIXEDLY BURNING BROWN COAL IN THE BOILER
某锅炉掺烧褐煤原煤斗篷煤及积粉爆炸问题的解决方法
We contracted with the company for a supply of raw coal.
我们与该公司签订了供应原煤的合同。
Study on Lignite to Sulfonated Coal Technology
以劣质褐煤为原料制备磺化煤的研究
coal is a hard black material; wheat is the stuff they use to make bread.
煤是一种硬的黑色原料。
Analysis on the Principle of Coal Level Control System of a Ball Miller
双进双出钢球磨煤机煤位控制系统原理分析
INFLUENCES OF FEED COAL PROPERTIES ON OPERATION OF SHELL COAL GASIFICATION PROCESS
原料煤的性质对Shell煤气化工艺操作的影响
An analysis of coal seam spontaneous combustion in Xing'an Coal Mine,Hegan Coal Mining Group
兴安煤矿煤层自然发火原因与防范方略
The effective measures of reducing the moisture content of clean coal for power generation in Taiyuan Coal Preparation Plant
太原选煤厂降低电精煤水分的有效措施
Cause analysis of caloric difference between coal of entering factory and of entering furnace in power plant
火电厂入厂煤与入炉煤热值差原因分析
Coal, oil and mineral are the raw material of industry.
煤、石油和矿产品都是工业原料。
In soot the atoms have no regular arrangement.
在煤烟中，碳原子呈无规则排列。