Respiratory protective devices - Compressed air line breathing apparatus for use with a full face mask, half mask or a mouthpiece assembly - Requirements, testing, marking.

呼吸保护装置。与全罩式面罩、半罩式面罩或口罩一起使用的压缩空气导管呼吸装置。要求、试验和标志。

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Respiratory disease should occur to people to avoid crowded areas, and ground to wear a mask.

出现呼吸道疾病的人员应避免去人多拥挤区域，并勤戴口罩。

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Furthermore, using a mask can enable an individual with influenza-like symptoms to cover their mouth and nose to help contain respiratory droplets, a measure that is part of cough etiquette.

此外，使用口罩可使有流感样症状的个人遮盖其嘴和鼻子，避免呼吸道飞沫扩散，这一措施构成了咳嗽礼仪的一部分。

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It offers various products for the treatment of obstructive sleep apnea and other respiratory disorders, including airflow generators, mask systems, diagnostic products, headgear, ventilation devices, and other accessories.

FORBES: ResMed Breathes Easy In Rarefied Air

In 2003, during the severe acute respiratory syndrome epidemic, 76 percent of Hong Kong residents wore simple masks, and in this case, mask use was associated with a lower incidence of SARS, as well as upper respiratory tract infections and influenza.

CNN: Commentary: Flu and your health on a plane