单室型渗透泵片
monolithic osmotic pump controlled-release tablet
溶剂去除型渗透剂
Solvent-removal penetrant
树脂膜融渗成型工艺
resin film infusion forming process
水泥基渗透型非结晶材料
Cementitious capillary non-crystalline
特低渗透成因
Origin of extra low-permeability
Genesis of extra-low permeability