The results showed that the condensation efficiency and the sulphuric acid concentration were affected by superficial velocity considerably, then the condensation temperature.
结果表明，空塔速度对冷凝效率及成酸浓度影响最大，冷凝器出口温度次之。
Experimental analysis and study of the flue gas condensation unit is set or not on the catalytic combustion heater thermal efficiency.
通过实验分析和研究了烟气冷凝装置设置与否对催化燃烧热水炉热效率的影响。
The efficiency of heat exchanger is considerably increased owing to the evaporation-condensation phase transformation of the cooling medium.
利用工质蒸发-冷凝的相变过程，提高换热器的工作效率。
The experimental results shows that the new type of gas heater with condensation has high efficiency and can save energy.
研究结果表明新型冷凝式燃气热水器具有高效，节能和环保的特点。
The experimental results shows that the new type of condensation gas-fired water heater has high efficiency and can save energy.
研究结果表明新型冷凝式燃气热水器具有高效，节能和环保的显著特点。
Hydraulic control valve is not enough energy emissions will cause condensation water can not discharge in time, reducing the thermal efficiency of heating equipment.
水力控制阀排放能量不够，调节阀会造成凝结水不能及时排出，降低加热设备的热效率。
Hydraulic control valve is not enough energy emissions will cause condensation water can not discharge in time, reducing the thermal efficiency of heating equipment.
水力控制阀排放能量不够，调节阀会造成凝结水不能及时排出，降低加热设备的热效率。
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