翻译：Further out from the borehole, the displacement of t

问答题

简答题

翻译：Further out from the borehole, the displacement of the formation fluids by the mud filtrates is less and less complete, resulting in a transition from mud filtrate saturation to original formation water saturation. This zone is referred to as the transition or invaded zone.

【参考答案】

更多来自井筒的泥浆滤液取代地层流体将越来越少，结果泥浆滤液饱和度向原始地层饱和度转移。这个地带被称为过度带或未侵入带。

海上油气生产监督考试