Results: portulaca extracts improved the devouring percentage and index of macrophage cell and promoted the formation of hemolysin and hemolysis void the transformation of lymphocyte.
Vontent of bituminous mixtures is recommended as a main index of the stability at high temperature and criterion of the void content is discussed and analysed.
并提出以空隙率作为热稳生的主要指标，对空隙率的标准进行了探讨和分析。
3
The soft soil has many unfavorable project properties such as high water content, high void ratio, low permeability, huge compression index, small anti-shearing intensity and thixotropic.