北寨
北寨-
裂缝性岩石裂缝扩展的光弹构造物理模拟&以南华北盆地户部寨沙河阶组为例
A Photoelastic Experiment for Fracture Extending in Fractured Rocks : An Example from the Shahejie Formation in the Southern North China Basin
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以南华北盆地户部寨第三系沙河阶组粉砂岩低渗透储层为例，总结了其中发育的5种类型构造裂缝组合，即：①南北向雁形张节理组成的共轭剪节理带；
Five types of fracture assemblage were summarized from the siltstone of the Tertiary Shahejie Formation in the southern North China basin , i. e. , ( 1 ) conjugated shear fracture belts arranged in en echelon N-S-striking tension fracture ;