Conclusions Hypoxia can induce increase in pulmonary tissue areadensity and decrease in aerial exchange area in alveoli.
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。
2
Based on the digital mask technique, the distribution of sand areadensity and the sediment-transport rate in flow field were obtained.
采用图像处理的数字掩码技术，处理图像得到了沙粒在流场中的面密度以及单宽输沙率。
3
The studies on the developing of new media are very important to the increasing of the areadensity of HDD and to the implementation of hybrid recoding technology.