致密砂岩储层孔⁃喉连通性研究
An investigation into pore⁃throat connectivity in tight sandstone reservoir: A case of the Chang 7 Reservoir in Ordos Basin
（a）（c）（e）三个样品的背散射图像；（b）（d）（f）PCAS提取的二值化图像
致密砂岩储层孔⁃喉连通性研究 |
| 秦洋,姚素平,萧汉敏 |
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An investigation into pore⁃throat connectivity in tight sandstone reservoir: A case of the Chang 7 Reservoir in Ordos Basin |
| Yang Qin,Suping Yao,Hanmin Xiao |
| 图5 不同类型样品FESEM图像的二维提取 （a）（c）（e）三个样品的背散射图像；（b）（d）（f）PCAS提取的二值化图像 |
| Fig.5 Flat surface extraction of FESEM image for different types of samples |
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