functional air filter materials 功能性空气过滤材料
The results indicate that comparison with the general air filter materials, the nano-photocatalysis functional materials have high quality for removing formaldehyde and killing the bacteria.
实验研究表明，与普通滤料相比，纳米光催化功能性空气过滤材料具有良好的降解甲醛和抗菌能力。
This thesis analyzes the application of filter materials in air, medical products and water treatment, then explains the performance index of filter materials.
介绍了过滤材料在空气过滤、污水处理、血液过滤等不同领域的应用，并且对过滤材料的性能测试指标做了系统的介绍。
Materials used as cigarette papers, filter plug wrap and filter joining paper, including materials having an oriented permeable zone. determination of air permeability.
作卷烟纸用的材料，过滤纸和过滤嘴接缝纸材料，包括定向可透气部分用的材料。透气性的测定。
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