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儿童口罩
释义
儿童口罩
Encyclopedia
工学
产业用纺织品
释
mask for children
儿童口罩
日常环境中,儿童人群用于阻隔飞沫、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。
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compactum
compactus
compact very broadband seismometer of three-component
compact X-ray source
compact γ-ray source
compages
compaign and fraud detection
compander
companding
compandor
companion
companionate love
companion canonical form
companion cell
companion galaxy
companion knot
companion matrix
companion operator
companion pollen
companion star
company commander
company + farmer
company + intermediary organization+ farmer
company law
Company Law of the People's Republic of China
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