Kev paub

Koj puas paub ntau npaum li cas txog cov ntawv qhia kev nyab xeeb ntawm cov tuam txhab uas yuav khau kev nyab xeeb?

Cov tuam txhab khau kev nyab xeeb yuav tsum nkag siab cov neeg siv khoom xav tau thiab ua tiav cov hom phiaj

[Kev paub txog khau kev nyab xeeb] Cov ntsiab lus ntawm ntau hom khoom tiv thaiv kev ua haujlwm

[Kev paub txog khau kev nyab xeeb] National Standard AQ 6105-2008txhais lus

Yuav ua li cas yuav khau kev nyab xeeb kom raug

Taw qhia txog cov khoom pov hwm kev ua haujlwm ntawm tus kheej

Yuav ua li cas kom paub qhov txawv ntawm qhov tseeb ntawm kev nyab xeeb khau?

Koj yuav tsum xyuam xim rau dab tsi thaum siv hluav taws xob rwb thaiv tsev khau?

Yuav ua li cas los xyuas qhov zoo ntawm cov khau ruaj ntseg los ntawm kev ua haujlwm thiab cov tsos?

Shock-absorbing khoom rau kev tuav pov hwm cov khau ua haujlwm

Lub teb chaws tus qauv rau insulating khau, lub luag hauj lwm ntawm insulating khau, lub hnub nyoog ntawm insulated khau

Lub luag haujlwm ntawm kev tuav pov hwm kev ua haujlwm khau hauv kev lag luam sib txawv