In the U.S., health care workers, and other employees that are required to wear respirators must do a fit test before wearing the respirator for the first time.

 
  • 在美国,医疗机构内的医护人员及在工作场所中使用呼吸器的其他雇员,在第一次佩戴呼吸器时,都必须进行适合性检验。
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目录 附录 查词历史