“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	Xiasi Tombs of Chu State Xia State Xia-style Boxing Xia Suntong Xiata Stone City Xia Tingzhi Xia Tongsheng xiawan Xiawanggang Xiaweiluo Xia Wenyan Xia Wu xiaxi Xia Xian Xia Xianzhu Xia Xiaozheng Xia Xieshi Xia Xi Feng,Wind and Drum Ensemble Suitese xiaxingji Xia Yan Xiayan Cup Screenwriter Award Xia Yan's Film Road Xia Ye Xiayi Xian Xia Yu

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