“respiratory organs protection aid”的概念、定义、翻译、参考文献-科学参考

单词	respiratory organs protection aid
释义	respiratory organs protection aid Encyclopedia 工学个体防护设施释 respiratory organs protection aid呼吸器官防护器具用于减少或防止空气中粉尘、烟、雾进入人体呼吸器官，从而保护生命安全的保护用品。
随便看	gain-bandwidth product gain clamp gain-clamping gain coefficient gain control gain coupling gain distribution gain efficiency gain error gain factor gain fiber manufacturing technique gain flatness gain-floor gain function gain graph gain guide gain hole burn gaining or losing of netting gain inversion gain limit gain margin gain medium gain modulation gain narrowing gain noise temperature ratio of receiving system

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