catalytic hardener

• 催化硬化剂

catalytic hardener的用法和样例：

例句

1. A hardener is added to the acrylic enamel just before use.
   在用之前添加硬化剂到丙烯酸瓷釉中。
2. The hardener provides flexibility, high gloss, abrasion resistance and very good chemical resistance.
   硬化剂能够提升灵活度，光泽，抵抗磨损，化学对抗。