对煤中铬的地球化学行为、分布、赋存形式、富集机理、迁移规律等方面的研究现状进行了综述。
Reviews the current situation of the geochemistry characteristics, distribution, modes of occurrence, mechanism of concentration, migration of chromium in coals.
本文综述了镍的地球化学特征，以及煤中镍的分布、赋存状态与迁移规律。
This paper reviews geochemical characters, distribution, modes of occurrence and migration of Ni in coal.
本文简要论述了民和盆地中侏罗统含煤及油页岩层系的生油特征，探讨了盆地独特的石油地质和地球化学条件。
Special petroleum geological and geochemical conditions lead to a special type of oils formed in the Middle Jurassic coal shale strata in the Minhe basin.
成煤环境中的氧化还原条件对镜煤和丝炭各自有机地球化学特征和产烃潜力均有重要的影响。
The redox conditions in coal-forming environment are the important factor affecting the organic geochemical characteristics and the hydrocarbon-formings potential of coal.
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。
Marks of coal petrology, parameters of organic geochemistry and yield-oil of thermal simulated experiment are provided evidence for availability of"FMT"evaluation method.
元素地球化学特征还表明，黑岱沟煤及煤层夹矸中微量元素来源于上地壳。
Which also shows that the trace elements in Heidaigou coal and its dirt are from the upper crust.
元素地球化学特征还表明，黑岱沟煤及煤层夹矸中微量元素来源于上地壳。
Which also shows that the trace elements in Heidaigou coal and its dirt are from the upper crust.
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