Macroscopic classification for bituminous coal is one of the research tasks for coal petrology.
烟煤的宏观煤岩分类是煤岩学研究的内容之一。
The paper studied the factors affected to strength of coke with coal quality, coal petrology, coal ash content and others.
从煤质、煤岩、煤灰成分等方面研究了影响焦炭强度的因素。
Another characteristic of coal petrology is that transitional macerals, such as semivitrinite and semifusinite are relatively high.
此外，一些过渡型显微组分，如半镜质体和半丝质体的含量也相对高。
Marks of coal petrology, parameters of organic geochemistry and yield-oil of thermal simulated experiment are provided evidence for availability of"FMT"evaluation method.
煤岩学标志、有机地球化学参数和热模拟实验产烃率数据为FMT 值定量评价煤生烃排烃潜力的适用性和有效性提供了佐证。
Organic petrology is an important method for studying coal formed oil.
有机岩石学方法是研究煤成油的重要方法之一。
According to research of mineralogy, petrology and geochemistry, we discuss kaolin mineral composition, chemistry composition, and change rules and origin of Datong coal series.
通过矿物学、岩石学和地球化学研究，对大同煤系高岭岩矿物组成、化学组成，及其变化规律和成因进行了系统探讨。
The hydrocarbon source rocks of coal measures developed in this basin were studied on the basis of drill cores, which involved in many fields such as geology, organic geochemistry and petrology.
根据钻井及大量的实验测试等资料，研究了侏罗系煤系烃源岩的发育特征及其有机地球化学、有机岩石学特征，表明其有机质丰度较高，达到中等-好级别； 有机质类型以Ⅲ型为主、Ⅱ型为辅；
The hydrocarbon source rocks of coal measures developed in this basin were studied on the basis of drill cores, which involved in many fields such as geology, organic geochemistry and petrology.
根据钻井及大量的实验测试等资料，研究了侏罗系煤系烃源岩的发育特征及其有机地球化学、有机岩石学特征，表明其有机质丰度较高，达到中等-好级别； 有机质类型以Ⅲ型为主、Ⅱ型为辅；
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