membrane permeation的用法和樣例：
例句
- The basis for membrane separations is the difference in permeability of a semiporous membrane to different molecular sizes.
膜分離技術的基礎是不同大小的分子對半滲透膜滲透性不同。 - Ceramic membrane, a new type of membrane, may be polluted and obstructed in use, so that the flux is decreased gradually, especially for ceramic membrane used in sewage treatments.
摘要陶瓷膜是一種新型材料的膜，其在使用過程中會產生污染和堵塞，使膜滲透通量逐漸下降，尤其是應用于污水處理過程中的陶瓷膜，污堵隨時發生。
