一层塑料薄膜起着选择性渗透屏障的作用。
介绍了粗颗粒选择性渗透水泥石一次选择性渗透能力的实现方法。
The method of realizing selective permeability for cemented stone with big grain and selective permeation is introduced.
将膜分离过程的成本定义为成本渗透率和有效选择性的函数。
The cost parameters for membrane separation of gases are defined in terms of effective selectivity and cost permeability.
应用推荐