air permeability method

例句：

1. 1. The air permeability test is crucial for determining the quality of fabrics.
   空气渗透性测试对于确定织物的质量至关重要。
2. 2. This new material has excellent air permeability, making it ideal for use in sportswear.
   这种新材料具有良好的透气性，非常适合用于运动服装。
3. 3. The manufacturer claims that their product meets all the air permeability standards set by the government.
   制造商声称其产品符合政府设定的所有透气性标准。