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本文分析了子午加速通风机未能大量推广使用的原因,提出来采用串列后导叶代替单列后导叶的办法及简单的设计计算方法。
This paper analyzes the reason why the meridian accelerating ventilator can not be used widely, and proposes a method of replacing the rear row of guide vanes with a series of rear vanes and a simple design and calculation method.