油水两相区区域较窄，油藏可动油饱和度较低，油藏采收率不高；
Recovery efficiency of oil reservoir is not high for thin oil-water two-phrase region and low movable oil saturation.
通过在试验区块的运行，与相关的密闭取芯资料对比，确定可动剩余油的饱和度的误差范围。
Block in the test run, with the relevant core information confined contrast, moving the remaining oil to determine the extent of error saturation.
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