常見例句雙語例句On the basis of the research, we studied the combination of ESP-Gas lift method and established the mathematical model.在此基礎(chǔ)上，研究了電潛泵—?dú)鈹H組郃擧陞工藝設(shè)計(jì)方法及數(shù)學(xué)模型。lib.swpu.edu.cn 返回 combination gas-lift