累积图
Results show that straight lines do appear in polymer flooding steady period in graph of cumulative oil production, cumulative water production, graph of cumulative oil production and cumulative liquid production.
结果表明,在聚驱阶段稳定后,累积产油量与累积产水量的关系和累积产油量与累积产液量的关系在直角坐标系中呈线性关系;
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