Since natural fracture length is typically unobservable in subsurface data, we derive relationships that relate fracture length to aperture and spacing, both more readily measurable quantities.
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- 由于天然裂缝的长度是典型的在地下数据是不可观的,我们得到相关孔穴的裂缝长度和间隙的关系,都更是随时可衡量的数量。