虚拟号将 180 秒后失效
使用微信扫码拨号
L2,L4(50 cm X 70 cm or 19.7 "X 27.5")Blue Wool Lightfastness standards are Wool fabric used to calibrate and verify testing equipment during Lightfastness testing as specified in AATCC Test Method and Colorfastness to Light
符合标准:AATCC 16筈/p>
暂无数据