ergogram m肌力描记波;测力图
At the same time ,there exist a lot of problem in the rod-pumped wells of polymer flooding compared with water flooding ,such as greater ergogram,lower pumping efficiency ,eccentric way of the sucker rod,shorten period of pumping checking and so on.
与此同时,聚驱抽油机井与水驱井相比,有诸如示功图肥大,泵效下降、抽油杆偏磨、检泵周期缩短等问题。
参考来源 - 粘弹性流体偏心环空非定常流的研究