目的：探讨冰片对兔角膜上皮细胞促渗透作用的机理。
OBJECTIVE: to investigate the mechanism of osmosis of cytomembrane of corneal epithelium promoted by Borneolum in the rabbits eye.
细菌比动物细胞更少受到盐的渗透作用的影响，因细菌的细胞壁不大有渗透性。
Bacteria are less affected by the osmotic effect of salt than animal cells because bacterial cell walls are less permeable.
沉积物的分选和压实作用影响渗透率和孔隙度。
Sediment sorting and compaction influence permeability and porosity.
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