blueing process发蓝法;发蓝过程
blueing treatment发蓝处理
blueing mark涂蓝检验印记
blueing salt发蓝盐;发蓝处理用盐
blueing ink上蓝
blueing kiln饮窑
Laundry blueing洗衣上蓝剂
over blueing上蓝过渡
blueing paste涂蓝膏
N(名词) a blue material, such as indigo, used in laundering to counteract yellowing 蓝色漂白剂; 如靛蓝