用嘴组件过滤一氧化碳自救器|沙特标准|EN 404
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用嘴组件过滤一氧化碳自救器|沙特标准|EN 404
Respiratory protective devices for self-rescue—Filterself-rescuer from carbon monoxide with mouth piece assembly
自救用呼吸保护装置用嘴组件过滤一氧化碳自救器
Technical Regulation for Personal Protective Equipment and Clothing