ASTM_F2981
发布时间：2024-03-20 16:52:55 点击量：1845
Standard Test Method for Verifying Nonporous Flexible Barrier Material Resistance to the Passage of Air
验证无孔柔性阻隔材料对通过空气阻力的标准测试方法
Standard Test Method for Verifying Nonporous Flexible Barrier Material Resistance to the Passage of Air
验证无孔柔性阻隔材料对通过空气阻力的标准测试方法