Kev paub

Xyuas seb qhov kev sib txuas ntawm cov khoom siv puas yog xoob, thiab puas yog lub ntsiab fais fab cables, ceg teeb liab cables, thiab lwm yam hnav? Kev laus? Cov khoom siv hluav taws xob xoob? Puas y

Hauv kev ua haujlwm, kev xaiv lub ntsej muag tiv thaiv yuav tsum ua raws li cov cai, cov qauv thiab cov qauv kev lag luam. Piv txwv li, lub ntsej muag tiv thaiv kev tshaj lij siv hauv cov chaw ua hauj

Xyuas seb lub tshuab ultrasonic puas huv. Tshwj xeeb, nws yog ib qho tsim nyog uas lub thawv hluav taws xob ultrasonic, lub vibrator (transducer), thiab lub taub hau vuam (loj piv) yog qhuav thiab huv

Dab tsi yuav tsum tau them sai sai rau cov khoom npog ntsej muag

Cov qhov ncauj qhov ntswg puas zoo dua nrog cov pa tawm pa?

Tam sim no, dab tsi kub rau lub ntsej muag lub luag haujlwm yog tias cov khoom siv npog ntsej muag yuav tsum muaj kev txwv nyiaj txiag rau cov lag luam. Txhawm rau kom rov qab tau nyiaj ntau dua sai s

Hom Semicolon: Yog tias lub npog ntsej muag muaj qhov sib txawv, cov neeg uas muaj lub ntsej muag me lossis loj tuaj yeem haum lub npog ntsej muag. Tsis siv cov khoom siv hlau: Feem ntau lub qhov ntsw

Mask tshuab txuag kev ua haujlwm

Daim npog qhov ncauj kom txo qhov tsw thiab vuam

Kev siv ntau qhov ncauj qhov ntswg

Cov khoom siv ntawm kev kho pluaj: kho pluaj ntawm lub npog ntsej muag yog elastic. Ntxiv nrog rau qhov nthuav dav elastic band, koj tuaj yeem siv cov hlua elastic qhwv nrog cov ntaub knitted los txhi

According to reports, general gauze masks are fiber masks. Its flow blocking principle is a mechanical obstruction. Through this layer of mechanical obstruction, large particles can be blocked, but pa