The microscopic effect of capillary causes fluid exchange between closed pores and fluid exchange between fine network channels and thick network channels.
微观作用是引起封闭式孔隙、细网通道与粗网通道之间的流体交换。
There are evenly distributed open pores and closed pores Inside sample, evenly distributed closed pores not only reduce the Wa, but also increase the resistance to freezing and thawing.
样品内部均匀分布了大量的开口气孔和闭口气孔，样品均匀分布的闭气孔不仅降低了样品的吸水率，而且增加了样品的抗冻融性。
It is found that the transition layer composed of closed-cell with tight and smaller pore-size pores makes the asymmetriC membrane benefit of gas separation.
并发现以紧密而孔径小的闭口空胞组成的过渡层对不对称膜的气体分离有利。
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