第三期变形为沿盆地内不同时代地层界面或同一地层不同岩性界面发育的伸展拆离构造；
The third phase deformation is normal fault that developed along the formation interface from different times or the same stratum with different lithology in the basin.
油藏边界主要包括油水界面、岩性边界和断层边界等。
The reservoir boundary includes oil-water contact, lithologic boundary and fault limit.
地质雷达探测是利用不同界面的电性差异，反映岩性变化的特征。
Ground penetrating radar (GPR) surveys the electricity differences of different interfaces that reflect lithologic variations.
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