There are different types of coal.
煤有很多不同类型。
There are some types of coal and oil which have very little sulphur in them.
可以使用一些含硫量极少的煤和石油。
Second this standard applies to determine various types of coal mine major accidents.
第二条本标准适用于判定各类煤矿重大事故隐患。
There are two different types of coal – in fact two different types of demand – when it comes to the coal market.
煤炭市场存在着两种不同类型的煤炭，事实上就是两种不同类型的需求。
The combustion characteristic of macerals from four types of coal are investigated by means of thermogravimetry.
本文用热天平研究了四种煤的显微组分富集物的燃烧特性。
It also discusses transforming ways of different types of coal-source materials to diamond and influential elements...
讨论了不同炭源材料转变金刚石的行径与影响转变效果的因素。
In this paper, the types of coal ash and the primary influence factors are analysed, and the preventions are put forward.
本文分析了煤中灰的类型及主要影响因素和防止方法。
It was indicated that the simulation results were well fitted for one of the two types of coal but not very well for another.
通过对比发现，其中一种烟煤的模拟结果与实验数据比较相符，但另一种烟煤的模拟结果与实验数据偏差较大。
There is provided with great prospect to reciprocating grate for many types of coal, good combustion and big regulating scope.
往复炉排煤种适应性广，燃烧着火条件好，调节范围大，具有很大发展前景。
It also discusses transforming ways of different types of coal-source materials to diamond and influential elements of transforming effect.
讨论了不同炭源材料转变金刚石的行径与影响转变效果的因素。
Through the flotation test, the occurrence form, main carrier mineral and arsenic abundance in both types of coal are analyzed and calculated.
通过浮选试验，对两种类型煤中砷的赋存形态、主要载体矿物及含砷丰度进行了分析和计算。
Characterization is made of two coal dust samples and several types of coal dust restrainer have been developed based on surface behavior of dust particle.
对采自神华集团选煤厂的两个煤尘进行了性质表征，并基于其表面性质特点开发出了几种抑尘剂。
Based on the above, we intend to develop a mine explosion-proof electrical frequency of integration in order to meet the needs of various types of coal production.
根据上述情况，我们拟研制一种矿用隔爆变频一体化电机，以满足各类煤矿生产的需求。
In this paper, the thermally simulative gas from two types of coal was analyzed by hydropyrolysis and their gas-generating features and evolution rules are discussed.
为探讨煤成气的生成特征和演化规律，对两种不同有机质类型煤进行了加水热模拟生气实验研究。
The occurrence is steady and the structure is simple with FM, JM types of coal, whose roof is limestone and siltstone and bottom is muddy siltstone and sandy mudstone;
赋存稳定，结构简单，煤种为FM、JM，煤层顶板为石灰岩、粉砂岩，底板为泥质粉砂岩、砂质泥岩；
Using fractal theory as a theoretical tool, the changes of surface morphology of coal chars of four types of coal during low temperature combustion were studied by nitrogen adsorption.
以分形几何为理论工具，采用低温氮气吸附法，对四种煤在低温燃烧过程中表面形态变化作了考察。
Through analyses of relativity on coal quality and mineralogy and elements, summarized geological reasons caused differences between norm al and trace elements in the two types of coal.
通过煤质特征、矿物学和元素的组相关性分析，概括了引起这两种类型煤常量和微量元素之间差弄的地质原因。
The concentrating ability of two types (i. e., brent and shutter) of pulverized coal concentrators was investigated and tested.
对两种煤粉浓缩器丘体和百叶窗的浓缩能力进行了试验研究。
The stir-resisting properties of coal water slurries during their preparations were investigated in detail with 11 Chinese coals and two types of dispersants.
选用两种不同类型的分散剂，考察了11种不同变质程度煤在高浓度煤浆制备过程中的浆体抗搅拌性能。
The fundamental situation inclusive of the characteristics, types and qualities of the coal resources in Jiangsu are presented.
介绍了江苏省煤炭资源的基本概况，主要煤层的简要特征，煤的类型和质量。
The hydrocarbon generating assemblage can be divided into two types of cannel boghead deep lake mudstone and humic coal cannel coal shallow lake mudstone in this basin.
生烃组合分为烛藻煤深湖相泥岩和腐殖煤烛煤浅湖相泥岩两种类型。
This paper reviews the types of catalyzer of coal gasification, and introduces the catalysis of metal compounds.
综述了煤气化反应催化剂类型，介绍厂金属化合物的催化作用。
The varying law of the final volatile yield of 18 different coal types was studied at different heating rates by thermobalance.
采用热天平在不同的升温速率下对18种煤的最终挥发分产量的变化规律进行了研究。
The technology of coal transform oil includes two chief types: direct coal liquefaction and indirect coal liquefaction.
煤制油技术主要有煤炭直接液化和煤炭间接液化两类。
The char types of the various macerals and their combustion modes were investigated in detail according to the drop tube furnace and one-dimension coal combustibility tests.
本文依据沉降炉和一维煤粉燃烧特性试验，对不同显微组分的残炭类型及其燃烧方式进行了详尽的探讨。
A detailed account is given of the principles, process features, main equipment types, and key experiments and results of continuous gasification of coal (coke) with oxygen enriched air.
详细介绍了煤(焦)富氧连续气化的原理、工艺特点、主要设备选型和攻关试验内容及结果。
It has been found that the pore characteristics of lump coal mainly depend on degree of coalification, types of macerals, content of inorganic matters and intensity of fissuring.
研究表明：煤的孔隙特征主要取决于煤化程度、显微煤岩组份、矿物质含量和断裂破坏强度。
As a special kind of city types, the coal-dependent cities have been getting the widespread concern of the academia in recent years.
煤炭城市作为一种比较特殊的城市类型，近年来得到学术界的普遍关注。
As a special kind of city types, the coal-dependent cities have been getting the widespread concern of the academia in recent years.
煤炭城市作为一种比较特殊的城市类型，近年来得到学术界的普遍关注。
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