煮沸消毒法

zhǔ fèi xiāo dú fǎ
  • boil disinfection
煮沸消毒法煮沸消毒法
  1. 煮沸消毒法对预防乙型病毒性肝炎的传播有何意义?

    Is boil disinfection law poisonous to preventing second disease does the transmission of sexual hepatitis have he yiyi ?