PPC

例句：

1. 1.The workers are required to wear PPC when working in the hazardous area.
   在危险区域工作时，工人需要佩戴个人防护装备。
2. 2. The company provides PPC for employees who work with chemicals.
   公司为使用化学品的员工提供个人防护装备。
3. 3. During the pandemic, PPC has become a necessity for everyone.
   疫情期间，个人防护装备已成为每个人的必需品。