防毒口罩

有效抽风或配戴防毒口罩。

Operating under effective ventilation system or wear carbon mask .

一种新型防毒口罩的研制&分子筛的新应用

The Research of a New Gas-Defence Respirator & A New Application of Molecule Sieve

通过培训了解如何正确使用防毒口罩并认识其限制性，练习按照要求正确佩戴防毒口罩。

Training on proper use and limitations , including practice putting the respirator on and wearing it is required .

特殊情况人群如哮喘、肺气肿病人在佩戴防毒口罩前应首先咨询医师。

Individuals with a compromised respiratory system , such as asthma or emphysema , should consult a physician before wearing a respirator .

佩戴合适脸型的防毒口罩非常重要。否则空气中的有害细菌仍能够从口罩和脸部的缝隙中渗透进来。

Fit of the respirator to the face is very important . If it does not fit properly , airborne contaminates will penetrate ( enter underneath ) the facepiece seal .

有些人用口罩遮住口鼻尽量避免被传染。通过培训了解如何正确使用防毒口罩并认识其限制性，练习按照要求正确佩戴防毒口罩。

Some people have been covering their nose and mouth with masks to try to avoid infection . Training on proper use and limitations , including practice putting the respirator on and wearing it is required .