The gas of QHD30 1 is mixed gas and mainly from the coal derived gas from pre Tertiary source rocks.
QHD3 01气藏的天然气属多源混合气，主气源为前第三系的煤成气。
The coal quality of Xiangxi stage is not good and stable but the coal appears dark mud, well develops shale and has high evolution level, which is favorable to create coal derived gas.
香溪煤系煤质较差，极不稳定，但该煤系暗色泥、页岩发育，演化程度较高，有利于形成煤成气。
Development of technologies for efficient removal of H2S from coal derived fuel gas is now recognized as to be crucial to the economics of coal utilization in the IGCC and MCFC processes.
高温脱除燃料气中的H2S是其中的关键技术，高温脱硫目前存在的问题是脱硫剂使用过程的粉化。
While one trader said that current physical deals were aligned with paper values, another pointed out that the API2 index, against which coal swaps are settled, is derived from spot physical trades.
一个交易商指出，目前的现货交易和票据市场的价值保持一致，另一个则指出作为煤炭掉期交易的标准的API2指数是从现货实际交易中产生。
The refuse derived fuel (RDF) was made from mixture of Xuzhou Jiahe coal and municipal domestic refuses with a steel piston mold under room temperature.
采用活塞钢模，室温下利用徐州市夹河煤和生活垃圾制备出了垃圾衍生燃料。
The matrix pores in coal play a little role in fluid flow, therefore the permeability derived from well test is the reflection of the percolation flow capacity in cleat system.
煤基质的孔隙性对流体流动影响极小，试井所得渗透率反映的是割理系统的渗流能力。
In the production function, the paper derived China's actual trend of the marginal cost function under the assumption that there is adequate supply of labor in the coal industry.
在生产函数的基础上，本文推导出在劳动要素充分供给的假设下，我国实际煤炭产业边际成本函数的变化趋势。
Atmospheric Marine aerosol was derived from seawater gaseous substance soil dust ash fly from burning coal ash fly from burning fuel and industrial waste at dalian sea area.
结果表明，大连海域大气气溶胶物质主要来自海水、气态物、土壤尘、煤烟尘、燃油灰和工业废料。
A hydrocarbon deposit, such as petroleum, coal, or natural gas, derived from living matter of a previous geologic time and used for fuel.
碳氢化合物的沉淀，如石油、煤、天然气等，由古代生物衍生而成，经过开发后用作燃料。
In this paper, radioactive pollution derived from the stone-coal related building materials of our country is analyzed.
对我国与石煤有关的建筑材料的放射性污染状况进行了分析。
The modeling results based on pyrolysis experiments of Upper Paleozoic coal showed that gases in Upper Paleozoic reservoir are derived from those coals with a long time cracking history.
通过对鄂尔多斯盆地上古生界煤热解动力学实验研究与数据模拟，证明鄂尔多斯盆地上古生界天然气主要来源于上古生界煤的长期裂解累积；
The opposite opinions about the problem that coal-bed gas was derived from coal and its measure strata are presented.
对于煤层气来自于煤及煤系地层的问题提出了不同的观点。
New formulae for calculating the methane emission from caved goaf and broken coal have been derived. Finally, the formulae for calculating the total amount of methane emission and minimum...
为采空区和采落煤炭的沼气涌出量推导出新的计算公式，并在此基础上提出了综采面沼气涌出量和最小供风量的计算式。
New formulae for calculating the methane emission from caved goaf and broken coal have been derived. Finally, the formulae for calculating the total amount of methane emission and minimum air q...
为采空区和采落煤炭的沼气涌出量推导出新的计算公式，并在此基础上提出了综采面沼气涌出量和最小供风量的计算式。
This special kind of constitution relationship provides beneficial condition for the forming of oil derived from coal.
显微组分间的这种配置关系为煤成油藏的形成提供了非常有利的条件。
The mesophase pitch derived from refined coal tar Pith has a higher spinning temperature during melt-spinning, which is unfavorable to stable continuous spinning.
由煤沥青调制的中间相沥青在熔纺过程中纺丝温度较高，不利于稳定连续纺丝。
Conditions of mercury speciation transformation and effects of sulfur and chlorine on mercury emission were analyzed for gas products derived from coal gasification and combustion processes.
分析了煤气化和燃烧过程的气体产物中汞形态转化的条件，以及烟气中硫和氯元素对汞排放的影响。
For effective desulfurization and deashing of high-sulfur coal with its use of usual magnetic separation device, a surface magnetism enhancement of coal-derived minerals is a new key technology.
煤系矿物的表面磁性强化是利用通常磁选设备实现高硫煤脱硫脱灰的新型关键技术。
A little part is from coal-measures abiogenic gas and from internal abiogenic gas or is known as mantle-derived gas, inorganic matter accounts for21.
少部分来自于煤系地层的无机成因气和深层的无机成因气或者叫幔源气，无机组分在21。
These characteristics of the oils show th at they are typical lacustrine oils a nd should be derived from the Cretaceous source rocks, not from the Jurassic coal measures.
这些特征表明原油是典型的湖相原油，其主要的烃源岩是下白垩统湖相源岩而非侏罗系煤系烃源岩。
The paper quantitatively stated and researched the coal borehole fissure structure with the sharp geometry theory. The paper derived the expression of the coal borehole fissure sharp dimension.
利用分形几何学理论对煤孔隙结构进行了定量的描述和研究，推导了煤孔隙分形维数的表达式；
In accordance with the procedure of USA SOP-CR-007 standard, it is derived that, when r. o. m. coal is mixed with mineral matter, the mixture varies in property compared with r. o. m. coal.
按照美国SOP-CR - 007标准提供的方法，得出了当原煤与矿物质掺混时，混合物的性质与原煤比较发生了变化。
It challenges the old concept that coal-derived oil, condensate and some light oils do not emit fluorescence.
否定了认为煤成油、凝析油及部分轻质油不发荧光的观念。
A formula of the stress and the width of plastic zone in strip coal pillars is derived by strictly mathematical calculation.
通过数学运算推导出条带煤柱塑性区应力及宽度的表达式。
The effective stress formulation for gas-saturated coal is derived by introducing the swell stress of gas adsorption into the effective stress principle of porous media.
在多孔介质有效应力原理中引入瓦斯吸附的膨胀应力，得出了适用于含瓦斯煤岩的有效应力计算公式。
They indicate that the early charged oils are derived from the pre-Jurassic lacustrine mudstones and the later charged oils are from the Jurassic coal-bearing strata or coals.
表明早期注入到这些油层的油气组分来源于前侏罗系湖相泥岩，晚期注入的油气组分来源于侏罗系煤系地层或煤岩。
According to the concerned rules in "safety regulations of Coal mine" author derived formulae to determine the overwind height, so a theoretical basis for mine hoist design was provided.
目前各种资料对此均无明确规定，作者根据《煤矿安全规程》的有关规定，导出了过卷高度的计算公式，为矿井提升机设计提供理论依据。
The competitiveness of coal-derived natural gas lies in the use of low-price, low-quality coal and technologies needed are coal gasification and methane production techniques.
其竞争力主要源于可采用低价劣质煤，需要选择的主要是煤气化及甲烷化技术。
SEM analysis identifies spherical particles as well as irregular particles in both dust and topsoil, which indicates input of magnetic particles derived coal combustion.
扫描电镜分析表明，除了不规则的磁性颗粒外，尘土与表土中均发现了球状颗粒，说明二者均含有来自工业燃煤释放的磁性颗粒。
SEM analysis identifies spherical particles as well as irregular particles in both dust and topsoil, which indicates input of magnetic particles derived coal combustion.
扫描电镜分析表明，除了不规则的磁性颗粒外，尘土与表土中均发现了球状颗粒，说明二者均含有来自工业燃煤释放的磁性颗粒。
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