By percolation is made the comparison between the EMT, EMTDD and BW theories so as to find that under the condition of low water/oil ratio the work system in this paper is in comformity with the EMT theory.

• 从渗滤作用来比较EMT、EMTDD和BW三种理论；发现在水油比较低的情况下；本体系符合EMT理论.