Mask self-priming respirator
Feb 05, 2023
Tso lus
Txhais: Cov cuab yeej tiv thaiv ua pa uas tso siab rau tus neeg hnav kom ua pa ntawm nws tus kheej kom kov yeej qhov tsis kam ntawm cov khoom siv
Cov khoom lag luam sawv cev: plua plav respirator, lub tshuab ua pa thiab lim ua pa.
Nta: cov qauv yooj yim, lub teeb yuag, tsis xav tau lub zog siv, tab sis vim tias qhov chaw nruab nrab ntawm cov khoom siv tiv thaiv thiab lub tshuab ua pa ua rau lub siab tsis zoo thaum nqus tau, qhov airtightness thiab kev nyab xeeb yog qhov tsis zoo.
