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根据对冷凝式燃气快速热水器节能效果的理论分析，并通过试验得出冷凝式天然气快速热水器热效率与其排烟温度的关系。试验结果表明冷凝式天然气快速热水器有很好的实用价值。
According to the theoretical analysis of the energy saving effect of the condensing gas rapid water heater, the relationship between the thermal efficiency of the condensing natural gas rapid water heater and its smoke exhaust temperature is obtained through experiments. The test results show that the condensing natural gas rapid water heater has good practical value.