Soak after steam injection is used to exchange heat fully between steam and oil, condensate steam completely, and enhance thermal efficiency.
注汽结束焖井旨在使油层中的蒸汽与原油充分换热，蒸汽完全凝结，提高热能利用率。
The condensing water heater has a considerable energy-saving potential, and reducing the flue gas temperature can effectively enhance the thermal efficiency of gas water heater.
冷凝式热水器具有相当大的节能潜力，降低排烟温度可有效提高热水器热效率。
The condensing water heater has a considerable energy-saving potential, and reducing the flue gas temperature can effectively enhance the thermal efficiency of gas water heater.
冷凝式热水器具有相当大的节能潜力，降低排烟温度可有效提高热水器热效率。
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