microparticulate retention aid

• 微粒助留剂

microparticulate retention aid的用法和样例：

例句

1. The retention system has also shifted from single polyacrylamide to microparticle reten-tion systems.
   常用助留剂已从单一聚丙烯酰胺逐渐过渡到微粒和超微粒系统。
2. The results show that the suitable selection of retention agent and its cofactor was very important.
   结果认为选用适当的助留剂和改进助留辅助剂非常重要。