F\ֵĕr(sh)P(gun)TϿֲסPM2.5L(fng)ϵy(tng)s fL(fng)ϵy(tng)ЎNõăg(sh)Ǖr(sh)˽һ
òP(gun)IڞVW(wng)VW(wng)Ʒ|(zh)Q˃Чͨ^һN՚g(sh)ͿؽQп՚ȾĆ}ĿǰDzڵ挦ͬȾԴ҂ҪxmϵĮa(chn)Ʒͬr(sh)ҲҪY(ji)ԼČ(sh)HrxmĮa(chn)Ʒ
1“HEPAЧ^Vg(sh)”VЧܺ
HEPAһNHJ(rn)õĸЧVIJ^(qing)СЧʸ߂ˮᘌ0.3Ӄʞ99.97%ĿǰHEPA՚bõHEPAЧVW(wng)ǶۯBչ_eۯBr(sh)ʮױʮVЧʮֳ
b҇m^(yn)HEPAʹÉsҲζHEPA^VҪ(jng)QԼʹóɱ
2“o늼mg(sh)”oIJijm
ø߉(qing)늈Чȥ՚еȾ҉mú㟟ζ͏N͟ȣͬr(sh)߀Ч՚еĚB(ti)ȾPV՚е²СֻwȴӚwЧҪڳmȥbbɵĻW(xu)Ⱦ ]Чஔ(dng)ڳЧ^VW(wng)
3ؓ(f)xӼg(sh)F
֟w@һ̶ܳζҪ?yn)՚еğFwp٣ζwnjؓ(f)xڿ՚ЉܶҪm(x)ጷţbbɵļȩϵȾЧtһ