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本文通过对注水井吸水状况变差原因的分析,阐述了层内生成二氧化碳气体复合降压增注技术的机理及现场应用效果,并提出了提高增注效果的认识。
Based on the analysis of the reasons for the deterioration of water absorption in injection wells, the paper expounds the mechanism and field application of compound depressurization and injection technology of carbon dioxide gas in formation, and puts forward the cognition of improving injection effect.