为防止呼吸机呼气管道中的含菌气体扩散污染病房空气，引发交叉感染。

For avoiding the diffusion of the gas containing bacteria in the tube of the respiration apparatus to pollute the air in ward and make the cross-infection.

youdao

为防止呼吸机呼气管道中的含菌气体扩散污染病房空气，引发交叉感染。

For avoiding the diffusion of the gas containing bacteria in the tube of the respiration apparatus to pollute the air in ward and make the cross-infection.

youdao