It forms a complete set for use with sweat stain colour fastness.It is used for test of colur fastness to sweat stain; water; sea water resistance of various coloured textiles.是什么意思_It forms a complete set for use with sweat stain colour fastness.It is used for test of colur fastness to sweat stain; water; sea water resistance of various coloured textiles.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句