So nuclear magnetic image logging data is used to make the model of bound water saturation,it is a method and standard of explaining the low resistivity oil zone.

• 利用岩心、测井及试油资料,分析形成低阻油层的主要因素是束缚水含量高,另外地层水矿化度高、淡水泥浆侵入、富含导电矿物等也是造成低阻的原因。