| 高密度三维区沙四段灰岩有利储层地震预测 | 
| 刘海宁, 韩宏伟, 魏文, 张云银, 赵景蒲 | 
| Seismic prediction of favorable limestone reservoirs in the fourth member of Shahejie Formation in YD high density 3D area | 
| LIU Hai-Ning, HAN Hong-Wei, WEI Wen, ZHANG Yun-Yin, ZHAO Jing-Pu | 
| 图2 含裂缝储层顶、底面各向异性特征 a—方位道集;b—方位椭圆振幅 | 
| Fig.2 Anisotropic characteristics of top and bottom surfaces of fractured reservoirs a—azimuth gather;b—azimuth ellipse amplitude | 
|   |