Since hydrogen recovery and oxygen enrichment are industrialized on large scale, a lot of researching work have been done on gas permeation mechanism in membrane.
自从氢气回收和富氧分离大规模工业化以来，人们对气体在膜中的渗透机理进行了大量的研究。
The relationship between the mixed liquor suspended solid concentration, chemical oxygen demand and wastewater permeation pressure of the membrane was studied.
考察了废水中悬浮物浓度及化学需氧量与炭膜渗透压的关系。
The oxygen permeation flux through the membrane with cross stripes pattern on both sides is 34% higher than that through membranes without laser ablation treatment.
十字交叉双面刻蚀后，其透氧量比未用激光处理的样品提高了大约34%。
The oxygen permeation flux through the membrane with cross stripes pattern on both sides is 34% higher than that through membranes without laser ablation treatment.
十字交叉双面刻蚀后，其透氧量比未用激光处理的样品提高了大约34%。
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