GB/T 38464-2020.Test method of artificial leather and synthetic leather-Determination of rubbing res...
GB国家标准
GB国家标准
GB国家标准
GB/T 38464-2020 人造革合成革试验方法 耐揉搓性的测定
GB/T 38464-2020.Test method of artificial leather and synthetic leather-Determination of rubbing res...