“cleaning agent and pre-membrane agent”的概念、定义、翻译、参考文献-科学参考

单词	cleaning agent and pre-membrane agent
释义	cleaning agent and pre-membrane agent Encyclopedia 工学清洗剂和预膜剂释 cleaning agent and pre-membrane agent清洗剂和预膜剂一类具有清洗作用的溶解性化学品称为是清洗剂。在金属表面清洗后加入一定量的水溶解性化合物，能在金属表面预先形成保护膜的一类化学品，称为预膜剂，也称为钝化预膜剂。
随便看	Items of Liu Bo Game of Han Dynasty items specified in an instrument item validity index ITER iterant iterate iterated iterated algorithm iterated clique graph iterated commutator iterated connecting homomorphism iterated difference iterated exponential iterated forcing iterated function iterated function system iterated function system (IFS) iterated functor iterated integral iterated interpolation method iterated kernel iterated limit iterated logarithm iterated map iterated mapping

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。