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1)  oil-gas induced alteration
油气还原蚀变
2)  reduction alteration
还原蚀变
1.
Vertical zonation of epigenetic reduction alteration in sandstone layer in Baicheng area is analyzed and summarized,gray-black to black zone(mudstone and oil soaked sandstone zone),blue-gray to green-gray zone(gray-green zone),gray zone(pyritized and kaolinitized zone)and yellow zone(oxidized zone)are divided from lower to upper according to the color of the rocks.
对松辽盆地白城地区中油气对砂岩层后生还原蚀变的垂向分带进行了分析总结。
2.
This paper introduces the concept, the recognition criteria, the genesis and classification of the epigenetic alteration of sedimentary rocks in brief, and expounds the mineral-geochemical indications and characteristics of oxidation and reduction alterations in different geochemical zones in detail, and proposes the two models of ore-controlling zonation of epigenetic alteration.
本文概述了沉积岩后生蚀变的概念、判断依据、成因及分类 ,着重阐述了氧化蚀变和还原蚀变各亚类的矿物 地球化学标志及其特征 ,分析了后生蚀变与铀矿化的关系 ,指出后生蚀变控矿分带性的两种模式 ,最后简要说明了后生蚀变的研究方法。
3)  reduction of oil-gas
油气还原
4)  crude alteration
原油蚀变
5)  epigenetic reduction
后生还原蚀变
6)  reduction of oil and gas
油气还原作用
补充资料:油气
分子式:
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性质:由石油重油、渣油经热裂解而制成的煤气。主要成分是氢、甲烷、乙烯和一氧化碳等。热值很高,可达47兆焦/米3A(标准状况下,10500~11000千卡/标准立方米)。可用作工业燃料和家庭燃料。

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