fluid shortening 稀油酥面
fluid mapper shortening 稀油酥面
Result shows that decreasing fluid rate and shortening switching time can decrease the temperature of the exhaust gas and increase the recovery rate of waste heat.
结果表明：适当降低流过蓄热体的气体流速，缩短四通换向阀的切换时间，可降低烟气的出口温度，提高系统的余热回收率。
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