Respirators should only be removed when the wearer is in an area that is considered free of airborne hazards, including confirmed or suspect SARS patients.
必须在无空气有害物的环境，包括不存在已知或怀疑的SARS患者的环境中摘除防护口罩。
If a respirator is used in an area where there are no suspect or confirmed patients with SARS, such as a hospital-purchasing department, public areas or on an airplane can it be reused?
若在一个不存在SARS确诊病人或可疑病人的环境中佩戴防护口罩，如在医院的购物区、公共场所或飞机上，口罩是否可以重复使用？
The CDC has recommended that healthcare workers implement standard, contact and airborne precautions when caring for patients with suspect or confirmed SARS.
CDC建议，在看护确诊的或可疑的SARS患者时，医护人员应遵照标准执行接触和空气传染预防措施。
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