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下列关于饱和度的叙述中错误的是:

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2021-09-06 20:47

A、在地层原始状态下含油体积与岩石孔隙体积之比即为原始含油饱和度
B、原始含油饱和度主要受储层岩石的孔隙结构和表面性质的影响,通常,岩石颗粒越粗,含油饱和度越低
C、当储层岩石孔隙中同时存在多种流体时,岩石孔隙被多种流体所饱和,某种流体所占的体积百分数称为该种流体的饱和度
D、经过某一采油方法或驱替作用后,仍不能采出而残留于油层孔隙中的原油称为残余油,其体积在岩石孔隙中所占体积的百分数称为残余油饱和度

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标签：青书学堂西南石油大学油层物理(高起专)

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