“防护面罩”的概念、定义、翻译、参考文献-科学参考

单词	防护面罩
释义	防护面罩 Encyclopedia 工学防护面罩释 protective mask防护面罩用来保护面部和颈部免受飞来的金属碎屑、有害气体、液体喷溅、金属和高温溶剂飞沫伤害的用具。
随便看	cyclic subclass cyclic subgroup cyclic sub module cyclic sub-module cyclic subspace cyclic succession cyclic sum cyclic surface cyclic surgery theorem cyclic symmetry cyclic system cyclic tag system cyclic theory cyclic tower cyclic transformation cyclic transformation group cyclic transition cyclic triple cyclic unitary representation cyclic universe cyclic universe model cyclic variable cyclic variable star cyclic vector cyclic voltammetry

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。