mechanical filter respirator

例句：

1. 1.The mechanical filter respirator is a vital tool for astronauts during space missions.
   机械过滤器呼吸器是宇航员在太空任务中必不可少的工具。
2. 2. The mechanical filter respirator is designed to protect the wearer from harmful gases and particles.
   机械过滤器呼吸器被设计来保护使用者免受有害气体和颗粒物的伤害。
3. 3.In addition to its protective function, the mechanical filter respirator also serves as a means of communication between the wearer and their environment.
   除了其防护功能外，机械过滤器呼吸器还充当了使用者与其环境之间的通讯手段。