It is important to improve the heat insulation effect of wellbore by some methods for ensuring the efficiency of thermal recovery.
采用一定技术手段保证井筒隔热效果，对保持稠油热采效率起重要作用。
It is important to improve the heat insulation effect of wellbore by some methods for ensuring the efficiency of thermal recovery.
采用一定技术手段保证井筒隔热效果，对保持稠油热采效率起重要作用。
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