The heat insulation effect of the composite heat insulation block is ensured.
保证了复合保温砌块的保温效果。
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。
Application of this technology can enhance heat insulation effect of wellbore, decrease thermal lost, supplement energy and adjust vapor-sucking section.
实践表明，该项技术的应用提高了井筒隔热效果，降低了热损失，同时又补充了能量，调整了吸汽剖面。
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