“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	Planning of Tianjin Economic and Technological Development Area planning of Tokyo planning of transportation planning of treat and disposal facilities for municipal solid wastes planning of urban environmental protection planning of urban flood control planning of urban sanitation facilities planning of warsaw Planning of Washington D.C. planning of water intake hubs in ancient China planning of Yunnan Dian Zhong New Area planning of Zhengzhou planning on comprehensive disaster resistance and prevention planning outline of scenic regions planning pattern planning permit planning prediction model planning process planning process of scenic and historic area planning,programming,budgeting and execution system planning river regulation guidelines system planning road alignment survey planning strategy planning study of wind power projects planning system

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。