loading agent

• 填充剂

loading agent的用法和样例：

例句

1. A new type of reinforcing agent of natural rubber was made by racking, caulking and surfacing activating disposal waste coal gangue.
   废弃煤矸石磨碎，焙烧和表面活性处理后，可用做天然橡胶的补强填充剂。