porous Al多孔铝porousadj.可渗透的；多孔的porous silver separator多孔银分离器porous materials theory多孔材料理论porous glass-ceramics多孔微晶玻璃porous ceramic preforms多孔陶瓷预制体porous expanded perlite多孔膨胀珍珠岩porous oxidized silicon多孔氧化硅porous-tip piezometer多孔探头式测压管porous lamellar crystal多孔片晶Porous oxygen electrode多孔氧电极porous organo bentonite多孔有机膨润土