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retention aids

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  • 助留

双语例句

    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。

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