Cov txheej txheem:

Koj hnav daim npog ntsej muag dab tsi rau kev tshem tawm pwm?
Koj hnav daim npog ntsej muag dab tsi rau kev tshem tawm pwm?

Video: Koj hnav daim npog ntsej muag dab tsi rau kev tshem tawm pwm?

Video: Koj hnav daim npog ntsej muag dab tsi rau kev tshem tawm pwm?
Video: lis foom vaj (ntsai koj tshaj dab) nkauj tawm tshiab 2020-2021 2024, Cuaj hlis
Anonim

N95 lub tshuab ua pa

Zoo ib yam, tib neeg nug, ua daim npog n95 tiv thaiv pwm?

Ib qho pov tseg Lub looj ntsej muag n95 ( lub tshuab ua pa ) yog ib yam khoom siv nyab xeeb uas npog lub qhov ntswg thiab qhov ncauj thiab pab tau tiv thaiv tus neeg hnav los ntawm kev ua pa ntawm qee yam khoom phom sij. Ib N95 daim npog tiv thaiv koj los ntawm kev ua pa me me hauv huab cua xws li hmoov av thiab pwm.

Qhov thib ob, kuv puas yuav tsum hnav lub npog ntsej muag thaum ntxuav pwm? Ib nrab-Lub ntsej muag Lub tshuab nqus pa -Ib nrab ntsej muag lub ntsej muag lub ntsej muag tsim nyog rau pwm tshem tawm cov haujlwm uas cuam tshuam tsis pub ntau tshaj 100 square feet ntawm cov khoom siv pwm. Lub ntsej muag tag nrho Lub tshuab nqus pa -Lub tshuab ua pa puv lub ntsej muag tsim nyog rau pwm tshem tawm txoj haujlwm koom nrog ntau dua 100 square feet ntawm cov khoom siv pwm.

Ib yam nkaus, koj yuav hnav dab tsi thaum tshem pwm?

Pwm

  • Hnav ua pa (lub qhov ntswg thiab qhov ncauj) tiv thaiv thaum tuav lossis ntxuav cov khoom uas muaj pwm.
  • Hnav cov khaub ncaws tiv thaiv uas tuaj yeem ntxhua lossis muab pov tseg tom qab qhov haujlwm.
  • Hnav hnab looj tes thiab tiv thaiv qhov muag.

Lub tshuab ua pa zoo tshaj plaws rau pwm yog dab tsi?

Cov ntsiab lus siv hauv lub tshuab ua pa txhais tau tias koj yuav tsum saib ob qho tib si P100 lossis N100 kev ntaus nqi. Ntawd yog, 99.7% ntawm txhua qhov me me 0.3 microns thiab loj dua yuav raug lim tawm. Nov yog qhov zoo tshaj plaws (muaj txiaj ntsig zoo tshaj plaws) muaj rau siv rau ntawm lub tshuab ua pa, thiab yuav ua tau zoo txhawm rau ntxiab cov pwm.

Pom zoo: