“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	light emitting diode bracket light emitting diode ceramic package light emitting diode characteristics light emitting diode chip light emitting diode classification light emitting diode communication light emitting diode die bonding light emitting diode display light emitting diode display, LED display light emitting diode display screen light emitting diode display screen, LED display screen light emitting diode display technique light emitting diode efficiency analysis light emitting diode exterior lighting system light emitting diode filament packaging light emitting diode glue dispensing light emitting diode glue mixing light emitting diode healthy lighting light emitting diode illumination light-emitting diode interior lighting system light emitting diode lead light emitting diode, LED light emitting diode lighting for ablone industrialized culture light-emitting diode lighting for animal production light-emitting diode lighting for egg incubation

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。