直接交换面积是区域法计算辐射传热的基础数据。
The direct exchanging area is essential for zone method to calculate radiative heat transfer.
本文给出了在圆筒炉中任意两区间的直接交换面积公式。
In this paper, the direct exchange area equations between any two zones in the cylindrical furnace are given.
结论缺氧可引起大鼠肺组织面积密度增加，肺泡有效气体交换面积减少。
Conclusions Hypoxia can induce increase in pulmonary tissue area density and decrease in aerial exchange area in alveoli.
应用推荐