personal protective equipment PPE的意思|示意

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个人防护装备

个人防护用品 ... 感染链infection chain 个人防护用品personal protective equipment PPE 纱布口罩mask ...

个人防护装备 ... 危险标识 marks of danger；signs of danger 个人防护装备 personal protective equipment PPE 防护屏障 protective barrier ...