friction producing substance meaning in Chinese
摩擦剂
Examples
- Instructions : the product can deoxidize the coppers . it contains certain friction producing substance and can remove the rust completely without damage the copper
产品说明：该产品能将铜的氧化物还原，并带有一定的摩擦剂可以彻底去除铜锈，并且不伤铜材本身。