Plastic Colouring Agent 塑料着色剂
Natural Food Colouring Agent 食用天然色素
colouring agent for food 食品着色剂
colouring agent seperation 色素分离
Process of making lustre glaze by metal oxide as colouring agent was narrated.
叙述了以金属氧化物为着色剂的虹彩釉的制作过程。
Active coupler colouring agent to initiate the formation of colour after chemical action.
活性成色剂化学作用后，引发颜色的色剂。
Light weight paper coated on one side with transferable colouring agent for producing copies by impression on to an underlying sheet.
轻身的纸张，其中一央涂上可以转移的色剂，在压力下，它的色素转传下面的纸上，造成副本。
应用推荐