99亚洲狠狠色综合久久位-99亚洲精品色情无码久久-99亚洲男女激情在线观看-9国产露脸精品国产麻豆-亚洲一区精品中文字幕-亚洲一区精品伊人久久

美國AATCC協會-耐光試驗藍色標準布L2，L4號

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

符合標準:AATCC 16等