中国东部陆相盆地砂砾岩成因类型及地震地质特征

1996年 35卷 第No. 4期
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The genetic types of gravel bodies and their seismic, geologic features in the continental basins in the eastern part of China
成部理工学院, 成都610050
Chengdu College of Technology chengdu 610059
中国东部陆相盆地砂砾岩体主要的类型有:冲积扇、扇三角洲、三角洲、水下扇、浊积扇等。采用沉积相、测井相和地震相这三相标志综合研究,可有效地判断它们的成因类型和分布规律。文中总结了各类砂砾岩体的地震地质特征,指出了它们在油气勘探中的重要意义。
The main types of gravel bodies in the contincntal basins in the eastern part of China arealluvial fan, fan delta, delta - subaqueous fan, turbidite fan and so on. Through thecomprehcnsive studies of their scdimentary facies, well log facies and seismic facies, their genetictypes can be effectively dctermined. and so can the regularity of their distribution. In this paperwe sum up the scismic and geologie features of various gravel bodies and expound their importancein oil and gas exploration.
砂砾岩体; 成因类型; 沉积相; 测井相; 地震相; 优势相;
Gravel Body; Genetic Type; Sedimentary Facies; Well Log Facies; Seismic Facies; Dominant Facies;