“Ordinary protective masks”的概念、定义、翻译、参考文献-科学参考

单词	Ordinary protective masks
释义	Ordinary protective masks Encyclopedia 工学产业用纺织品释 Ordinary protective masks日常防护口罩日常环境中，普通人群用于阻隔飞沫、花粉、柳絮、微生物等颗粒物传播，阻隔鼻腔或口腔呼出或喷出污染物所佩戴的民用卫生口罩。
随便看	extracellular polysaccharide of pathogen extracellular products extracellular recording extracentral telescope extrachromosomal inheritance extra-close coupling extra-code extra column effect extra-column effect extra-column effects extracorporeal circulation/cardiopulmonary bypass extracorporeal membrane oxygenation extracorporeal shock wave lithotripsy extracosmical extract extractability of organic pollutants extractable ammonia escape analyzer Extractable Organic Matter Method extract and oleoresin extractant extractant; extracting agent extract description language extracted ion chromatogram extractibility extracting

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。