You know, basically someone's out there checking these cards to make sure that the fabric that we've dyed are within a certain Delta E difference, meaning that if the color is consistent one by one, it has to be highly accurate.
你知道的,基本上会有人在那里检查这些卡片,以确保我们染过的布料是在一定的总色差范围内,也就是说,每块布料的颜色都是一致的,而且必须高度精确。