胜坨油田一区沙二段1~3单元聚合物驱扩大试验区合理提液研究
성타유전일구사이단1~3단원취합물구확대시험구합리제액연구
Rational increasing liquid production of polymer flooding in expanding test area of 1 - 3 units in Es2 of No. 1 area in Shengtuo Oilfield