It is very important to prevent air-cross infection and improve air quality in an ICU.

特别监护病房内防止空气交叉感染，改善空气质量是非常重要的。

youdao

It is very important to prevent air-cross infection and improve air quality in an ICU.

特别监护病房内防止空气交叉感染，改善空气质量是非常重要的。

youdao