blueing paper 蓝印纸
blueing agent [纺] 上蓝剂
blueing for laundry 洗衣上蓝剂 ; 洗衣用上蓝剂
Laundry blueing 洗衣上蓝剂
blueing process 发蓝法 ; 发蓝过程
blueing salt 发蓝盐 ; 发蓝处理用盐
blueing ink 上蓝
blueing furnace 发蓝炉 ; 发蓝退火炉
blueing mark 涂蓝检验印记
N a blue material, such as indigo, used in laundering to counteract yellowing 蓝色漂白剂; 如靛蓝
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