The production standard of medical protective mask(kn95/ N95) is gb19083-2010, and the standard number of medical surgical mask is yy0469-2011.
我和我的妻子经常向同事和朋友推荐使用防护口罩或建议避免某些室外活动。
We frequently recommend to colleagues and friends using a mask or avoiding certain activities.
我回去的时候,会带上充足的N95防护口罩和空气过滤设备,以及更加坚定地使用它们的决心。
I'm returning with a full supply of N95 respirator masks and air filtering machines, and even more determination to use them.
根据所涉及的医疗程序,标准预防措施可能包括适当使用个人防护设备(如手套、口罩和防护眼镜)。
Depending on the medical procedure involved, Standard Precautions may include the appropriate use of personal protective equipment(e.g., gloves, masks, and protective eyewear).
防护型口罩应按照推荐使用时间及时更换。
Protective masks should be changed in accordance with the recommended time.
这位员工完全遵循了CDC的预防要求,”瓦尔加博士说,“长褂、手套、口罩和防护罩。
This individual was following full C.D.C. precautions,” Dr. Varga said, adding,“Gown, glove, mask and shield.”.
医用防护口罩。
Medical protective masks.
日常防护口罩技术规范》.
Daily Protective Mask Technical Specification".
目前我国PM2.5防护口罩市场存在诸多问题。
At present, China's PM2.5 protective mask market there are many problems.
周五,在北京一个火车站,旅客带着防护口罩。
Travelers at a railway station in Beijing on Thursday wearing protective masks.
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