closed pore meaning in Chinese
闭口孔
闭口气孔
封闭孔
内部空隙
Examples
- Abstract : in order to make use of perlite resources and solve traditional expansion perlite in application , a spherical closed pore expansion perlite with the properties of high strength and low water - absorbing has been developed
文摘:为解决珍珠岩矿产资源利用及传统多孔膨胀珍珠岩在使用中存在的问题，研制成功一种强度高、吸水率低的球形闭孔膨胀珍珠岩。