Research on the designing method of double - flow - passage impeller 双流道叶轮设计方法研究
The collector efficiency of double - flow solar air heaters with fins attached by baffles , has been investigated experimentally and theoretically 摘要本文理论分析配合实验印证,探讨双流式翅加档板型太阳能空气加热器之收集器效率。