Revolutionizing UVB Technology: Lub Zog Ntawm UVB LED Chips1

Zoo siab txais tos rau peb tsab xov xwm tshiab no tham txog kev nce qib siab hauv UVB thev naus laus zis nrog kev qhia txog UVB LED chips. Raws li thev naus laus zis txuas ntxiv mus, peb lub peev xwm los siv lub zog ntawm UVB lub teeb hauv kev hloov pauv. Hauv tsab xov xwm no, peb yuav tshawb txog qhov cuam tshuam ntawm UVB LED chips thiab yuav ua li cas lawv hloov pauv lub teb ntawm UVB thev naus laus zis. Koom nrog peb thaum peb delve rau hauv lub peev xwm ntawm qhov kev siv thev naus laus zis no thiab yuav ua li cas nws hloov qhov kev ua si rau UVB daim ntawv thov.

The Evolution of UVB Technology: Ib qho luv luv piav qhia

Hauv xyoo tas los no, UVB thev naus laus zis tau dhau los ua qhov hloov pauv tseem ceeb nrog kev qhia txog UVB LED chips. Qhov kev tsim kho tshiab no tau hloov pauv txoj hauv kev uas peb siv lub zog ntawm UVB lub teeb rau ntau yam kev siv, los ntawm kev kho mob mus rau kev lag luam. Hauv tsab xov xwm no, peb yuav ua tib zoo saib txog qhov kev hloov pauv ntawm UVB thev naus laus zis thiab lub luag haujlwm tseem ceeb uas UVB LED chips tau ua si hauv kev tsav tsheb hloov pauv no.

UVB thev naus laus zis tau ntev tau lees paub rau nws lub peev xwm zoo tshaj plaws los kho ntau yam ntawm daim tawv nqaij, xws li psoriasis, eczema, thiab vitiligo. Tsoos UVB teeb tau yog thawj qhov chaw ntawm UVB lub teeb rau kev kho mob phototherapy rau ntau xyoo lawm. Txawm li cas los xij, cov teeb no muaj qee qhov kev txwv, suav nrog lawv lub neej luv luv, kev siv lub zog siab, thiab xav tau kev saib xyuas tas li.

Kev taw qhia ntawm UVB LED chips tau hais txog ntau yam ntawm cov kev txwv no, muab cov txiaj ntsig zoo dua, ruaj khov, thiab muaj txiaj ntsig zoo rau cov teeb pom kev zoo UVB. Cov chips semiconductor-raws li no yog tsim los ua kom pom tseeb wavelengths ntawm UVB lub teeb, ua rau lawv zoo tagnrho rau cov phiaj xwm kev kho mob phototherapy. Raws li qhov tshwm sim, cov kws kho mob tam sim no tuaj yeem xa cov kev kho mob UVB tau zoo nrog ntau dua qhov tseeb thiab kev tswj hwm, thaum txo qis kev pheej hmoo ntawm cov kev mob tshwm sim.

Ntawm Tianhui, peb tau ua tus thawj coj ntawm kev nce qib thev naus laus zis no, txhim kho lub xeev-of-the-art UVB LED chips uas tau teeb tsa cov qauv kev lag luam tshiab rau kev ua haujlwm thiab kev ntseeg tau. Peb UVB LED chips yog tsim los ua kom muaj kev sib raug zoo UVB cov zis nrog tsawg kawg nkaus tsim hluav taws xob, ua kom cov neeg mob kev nplij siab thiab kev kho mob zoo. Nrog rau lub neej ntev dua thiab kev siv hluav taws xob qis dua piv rau cov teeb pom kev zoo UVB, peb cov UVB LED chips yog ib qho txiaj ntsig zoo thiab muaj txiaj ntsig zoo rau kev siv tshuaj kho mob.

Tshaj li kev saib xyuas kev noj qab haus huv, UVB LED chips kuj tau ua rau muaj kev cuam tshuam loj hauv cov txheej txheem kev lag luam, tshwj xeeb hauv kev siv UV kho. Lub siab siv UVB tso tawm ntawm cov chips no tso cai rau kev kho sai ntawm ntau yam ntaub ntawv, xws li cov nplaum, txheej, thiab inks, ua rau muaj kev tsim khoom thiab ua haujlwm tau zoo. Tsis tas li ntawd, qhov compact loj thiab durability ntawm UVB LED chips ua rau lawv zoo haum rau kev koom ua ke rau hauv automated UV curing systems, muab cov tuam txhab muaj ntau yam thiab txhim khu kev qha rau lawv cov kev xav tau ntau lawm.

Saib tom ntej, kev hloov pauv ntawm UVB thev naus laus zis txuas ntxiv mus, tau tsav los ntawm kev tshawb fawb thiab kev txhim kho txuas ntxiv hauv UVB LED nti thev naus laus zis. Nrog rau kev tsom mus rau kev txhim kho kev ua tau zoo, nthuav dav daim ntawv thov muaj peev xwm, thiab ua kom muaj kev nyab xeeb, UVB LED chips tau npaj los ua lub luag haujlwm tseem ceeb hauv ntau yam kev lag luam thiab cov haujlwm hauv xyoo tom ntej. Raws li lub tuam txhab ua lag luam ntawm UVB LED chips, Tianhui tseem cog lus los thawb cov ciam teb ntawm UVB thev naus laus zis thiab xa cov kev daws teeb meem tshiab uas txhawb nqa peb cov neeg koom tes kom ua tiav qib tshiab ntawm kev ua tau zoo thiab ua tiav.

Qhov cuam tshuam ntawm UVB LED Chips rau Kev Noj Qab Haus Huv thiab Kev Noj Qab Haus Huv

Nyob rau hauv xyoo tas los no, kev txhim kho ntawm UVB LED chips tau muaj kev cuam tshuam loj rau kev noj qab haus huv thiab kev noj qab haus huv. Raws li lub tuam txhab ua lag luam nyob rau hauv daim teb no, Tianhui tau nyob rau hauv lub forefront ntawm no kiv puag ncig, harnessing lub hwj chim ntawm UVB LED chips coj los ntawm zoo kev hloov nyob rau hauv txoj kev peb xav txog UVB technology.

UVB LED chips yog hloov pauv txoj kev peb xav txog UVB thev naus laus zis thiab nws qhov cuam tshuam rau kev noj qab haus huv thiab kev noj qab haus huv. Cov chips no muaj peev xwm coj tau cov txiaj ntsig tseem ceeb rau tib neeg, los ntawm kev txhim kho ntawm daim tawv nqaij mus rau kev noj qab haus huv tag nrho. Nrog lawv lub peev xwm los tawm UVB lub teeb nyob rau hauv kev tswj hwm thiab meej, cov chips no muaj peev xwm los hloov pauv ntau yam kev siv, los ntawm kev kho mob mus rau cov khoom siv tawv nqaij.

Ib qho tseem ceeb tshaj plaws ntawm UVB LED chips rau kev noj qab haus huv thiab kev noj qab haus huv yog lawv lub peev xwm los txhim kho kev kho mob ntawm daim tawv nqaij xws li psoriasis, eczema, thiab vitiligo. Kev lig kev cai, UVB kev kho mob tau koom nrog kev siv dav-spectrum UVB teeb, uas tuaj yeem ua rau loj thiab nyuaj rau siv. Txawm li cas los xij, UVB LED chips muab ib qho yooj yim dua thiab cov phiaj xwm lwm txoj hauv kev, tso cai rau kev txhim kho cov khoom siv tau yooj yim dua thiab siv tau zoo rau kev kho UVB. Qhov no tuaj yeem ua rau UVB kho tau yooj yim dua rau cov tib neeg uas muaj cov mob no, thaum kawg txhim kho lawv lub neej zoo.

Tsis tas li ntawd, kev tswj xyuas meej uas muab los ntawm UVB LED chips kuj muaj peev xwm los hloov pauv txoj kev peb xav txog UVB feem ntau. Nrog rau cov teeb ci UVB ib txwm muaj, nws tuaj yeem nyuaj los tswj kev siv zog thiab lub sijhawm ntawm UVB raug, ua rau muaj kev pheej hmoo ntawm overexposure thiab kev puas tsuaj ntawm daim tawv nqaij. Txawm li cas los xij, UVB LED chips tuaj yeem muab cov kev tswj hwm ntau dua thiab cov phiaj xwm, tso cai rau kev kho tus kheej ntau dua thiab muaj txiaj ntsig zoo nrog txo kev pheej hmoo ntawm kev cuam tshuam.

Ntawm Tianhui, peb tau ua ntej ntawm kev siv lub peev xwm ntawm UVB LED chips los tsim cov kev daws teeb meem tshiab thiab muaj txiaj ntsig zoo rau ntau yam kev siv. Peb txoj kev mob siab rau kev tshawb fawb thiab kev txhim kho tau tso cai rau peb los tsim cov thev naus laus zis uas siv lub zog ntawm UVB LED chips los ua kom muaj kev hloov pauv zoo hauv kev noj qab haus huv thiab kev noj qab haus huv. Txawm hais tias nws tab tom tsim cov cuab yeej kho UVB siab heev lossis txhim kho cov khoom siv tawv nqaij zoo, peb tau cog lus tias yuav siv UVB LED chips los hloov txoj kev peb xav txog UVB thev naus laus zis thiab nws cuam tshuam rau kev noj qab haus huv thiab kev noj qab haus huv.

Hauv kev xaus, kev txhim kho ntawm UVB LED chips tau muaj kev cuam tshuam loj rau kev noj qab haus huv thiab kev noj qab haus huv, hloov pauv txoj kev peb xav txog UVB thev naus laus zis thiab nws cov txiaj ntsig zoo. Nrog lawv lub peev xwm los muab qhov tseeb thiab tsom mus rau UVB lub teeb emissions, cov chips no muaj peev xwm los txhim kho kev kho mob ntawm daim tawv nqaij thiab hloov pauv txoj kev peb xav txog UVB feem ntau. Ntawm Tianhui, peb zoo siab los ua tus thawj coj ntawm qhov kev hloov pauv no, siv lub zog ntawm UVB LED chips los coj cov kev hloov pauv zoo hauv kev noj qab haus huv thiab kev noj qab haus huv.

Qhov zoo ntawm UVB LED Technology Tshaj Li Txheej Txheem UVB Qhov Chaw

Nyob rau hauv xyoo tas los no, kev siv thev naus laus zis UVB tau dhau los ua neeg nyiam nyob hauv ntau qhov kev lag luam, los ntawm kev kho mob thiab tshuaj mus rau kev ua liaj ua teb thiab horticulture. Nrog rau kev nce qib ntawm cov thev naus laus zis, cov khoom siv niaj hnub UVB tau hloov los ntawm UVB LED chips, muab ntau yam zoo uas tau hloov pauv txoj kev uas peb siv UVB hluav taws xob.

Tianhui, lub tuam txhab ua lag luam ntawm UVB LED chips, tau ua ntej ntawm qhov kev hloov kho thev naus laus zis, tsim cov tshiab thiab ua haujlwm siab UVB LED chips uas muaj ntau yam txiaj ntsig ntau dua li cov khoom siv UVB.

Ib qho txiaj ntsig tseem ceeb tshaj plaws ntawm UVB LED thev naus laus zis tshaj li cov khoom siv ib txwm muaj yog lub zog siv hluav taws xob. UVB LED chips siv zog tsawg dua li ib txwm siv UVB qhov chaw, ua rau lawv xaiv tus nqi zoo thiab ib puag ncig zoo. Qhov no yog qhov tseem ceeb tshwj xeeb hauv kev lag luam xws li kev ua liaj ua teb, qhov twg UVB hluav taws xob siv rau kev loj hlob ntawm cov nroj tsuag thiab kev tiv thaiv kab mob. Los ntawm kev siv UVB LED chips, cov neeg cog qoob loo tuaj yeem ua tiav tib theem ntawm UVB raug rau lawv cov nroj tsuag thaum txo kev siv hluav taws xob thiab cov nqi khiav lag luam.

Lwm qhov txiaj ntsig tseem ceeb ntawm UVB LED thev naus laus zis yog nws qhov loj me thiab qis dua cov pa hluav taws xob. Cov khoom siv niaj hnub UVB, xws li cov teeb fluorescent thiab mercury vapor teeb, tuaj yeem ua qhov loj thiab tawm cov cua sov ntau. Qhov no tsis tsuas yog ua rau lawv nyuaj rau kev koom ua ke rau hauv cov cuab yeej siv niaj hnub no thiab cov tshuab ua haujlwm tab sis tseem ua rau muaj kev txhawj xeeb txog kev puas tsuaj los ntawm tshav kub thiab kev nyab xeeb. UVB LED chips, ntawm qhov tod tes, yog compact, hnav, thiab emit tsawg tshav kub, ua rau lawv yooj yim rau nruab thiab khiav lag luam nyob rau hauv ntau yam kev siv.

Tsis tas li ntawd, UVB LED chips muab qhov tseeb thiab kho tau UVB hluav taws xob, muab kev tswj hwm ntau dua thiab yooj yim rau cov neeg siv. Cov khoom siv niaj hnub UVB feem ntau tso tawm dav dav ntawm UVB hluav taws xob, ua rau nws nyuaj rau lub hom phiaj tshwj xeeb wavelengths lossis kev siv zog. Nrog UVB LED thev naus laus zis, cov neeg siv tuaj yeem xaiv los ntawm ntau lub wavelengths thiab kho qhov kev siv hluav taws xob ntawm UVB raws li lawv cov kev xav tau tshwj xeeb. Qib no ntawm precision thiab yooj yog tshwj xeeb tshaj yog muaj nqis nyob rau hauv kev kho mob thiab tshuaj daim ntawv thov, qhov tseeb UVB raug yog ib qho tseem ceeb rau kev kho mob thiab kev tshawb fawb lub hom phiaj.

UVB LED chips kuj muaj lub neej ntev dua thiab yuav tsum muaj kev saib xyuas tsawg dua piv rau cov khoom siv ib txwm muaj. Qhov no yog vim lawv cov khoom siv hauv xeev thiab cov khoom siv ruaj khov, uas tuaj yeem tiv taus ib puag ncig hnyav thiab siv tsis tu ncua yam tsis muaj degradation. Raws li qhov tshwm sim, cov neeg siv tuaj yeem tau txais txiaj ntsig los ntawm kev ua haujlwm ntev ntev thiab txo qis qis, thaum kawg txhim kho cov khoom lag luam thiab kev ua haujlwm zoo.

Hauv kev xaus, qhov zoo ntawm UVB LED thev naus laus zis dhau ib txwm siv UVB qhov chaw yog qhov tseeb thiab ncav cuag. Los ntawm kev siv hluav taws xob thiab kev cog lus me me rau kev tswj xyuas meej thiab kev ua neej ntev, cov txiaj ntsig ntawm UVB LED chips tau hloov pauv txoj hauv kev uas peb siv UVB hluav taws xob hauv ntau yam lag luam. Raws li tus thawj coj hauv UVB LED thev naus laus zis, Tianhui tau cog lus tias yuav tsav qhov kev hloov pauv no mus tom ntej, muab cov khoom zoo UVB LED chips uas txhawb cov lag luam thiab cov kws tshawb fawb kom ua tiav lawv cov hom phiaj nrog kev ntseeg siab thiab kev ntseeg siab.

Daim ntawv thov ntawm UVB LED Chips nyob rau hauv ntau yam lag luam

Qhov nce ntawm UVB LED Technology

UVB LED chips tau tsim nthwv dej hauv ntau qhov kev lag luam, hloov pauv txoj kev siv lub teeb ultraviolet. Cov chips me me tab sis muaj zog no tau ua rau muaj kev cuam tshuam loj, muab ntau yam zoo dua li cov khoom siv hluav taws xob UVB. Raws li tus thawj coj hauv UVB LED thev naus laus zis, Tianhui tau ua ntej ntawm qhov kev hloov pauv no, muab cov kev daws teeb meem rau ntau yam kev siv thoob plaws ntau qhov chaw.

Hauv kev lag luam kev kho mob, UVB LED chips tau siv los kho cov tawv nqaij mob xws li psoriasis, eczema, thiab vitiligo. Nrog lub peev xwm los tso tawm cov wavelengths meej ntawm UVB lub teeb, cov chips no tau ua pov thawj tias ua tau zoo thiab ua tau zoo dua li cov teeb ci UVB. Tianhui's UVB LED chips tau muab tso rau hauv cov khoom siv kho mob phototherapy, muab cov neeg mob nrog kev kho mob thaum txo qis cov kev mob tshwm sim. Lub compact loj thiab durability ntawm cov chips no kuj ua rau lawv zoo tagnrho rau portable phototherapy li, cia cov neeg mob tau txais kev kho mob nyob rau hauv kev nplij siab ntawm lawv tus kheej lub tsev.

Kev ua liaj ua teb thiab kev lag luam horticulture kuj tau txais txiaj ntsig los ntawm kev nce qib hauv UVB LED thev naus laus zis. Cov chips no tau siv rau hauv tsev cog khoom thiab sab hauv tsev ua liaj ua teb daim ntawv thov los txhawb cov nroj tsuag kev loj hlob thiab nce qoob loo. Los ntawm emitting lub wavelengths tshwj xeeb ntawm UVB teeb, Tianhui's UVB LED chips tuaj yeem txhawb nqa photosynthesis thiab txhim kho cov roj tseem ceeb hauv ntau hom nroj tsuag. Tsis tas li ntawd, cov chips no tau muab tso ua ke rau hauv kev tswj kab tsuag, muab cov tshuaj tsis muaj tshuaj lom neeg thiab ib puag ncig zoo rau kev tswj thiab tshem tawm cov kab tsuag.

Hauv kev lag luam thiab kev tsim khoom lag luam, UVB LED chips tau pom ntau yam kev siv, tshwj xeeb tshaj yog nyob rau hauv kev kho cov nplaum, coatings, thiab inks. Tianhui's UVB LED chips xa cov teeb pom kev zoo UVB, tso cai rau lub sijhawm kho sai thiab txhim kho kev tsim khoom. Piv nrog rau cov khoom siv hluav taws xob UVB ib txwm muaj, cov chips siv lub zog tsawg dua thiab muaj lub neej ntev dua, ua rau txo cov nqi khiav lag luam thiab kev saib xyuas. Tsis tas li ntawd, kev tswj xyuas meej thiab kev muaj peev xwm ntawm UVB LED chips tau ua rau kev nce qib hauv 3D luam ntawv thiab cov txheej txheem tsim khoom ntxiv.

Cov kev siv peev xwm ntawm UVB LED chips txuas ntxiv mus dhau cov kev lag luam no, nrog cov hauv kev tshwm sim hauv dej thiab huab cua huv, UVB photolithography, thiab kev tshawb fawb tshawb fawb. Raws li Tianhui txuas ntxiv tsim kho tshiab thiab tsim cov thev naus laus zis tshiab, kev ua tau zoo thiab kev ua tau zoo ntawm UVB LED chips yuav tsum tau tsav kev nce qib ntxiv hauv ntau qhov chaw. Nrog rau kev cog lus rau kev ua tau zoo thiab kev ntseeg siab, Tianhui tau mob siab rau muab cov kev daws teeb meem ntawm UVB LED uas ua tau raws li cov kev xav tau ntawm peb cov neeg siv khoom.

Hauv kev xaus, qhov nce ntawm UVB LED thev naus laus zis tau ua txoj hauv kev rau kev nce qib tseem ceeb hauv ntau qhov kev lag luam. Tianhui's UVB LED chips tau dhau los ua ib feem tseem ceeb ntawm ntau yam kev siv, muab kev ua tau zoo, kev ua tau zoo, thiab ntau yam. Raws li qhov kev thov rau UVB LED thev naus laus zis txuas ntxiv mus, Tianhui tseem nyob ntawm qhov ua ntej, tsav tsheb tshiab thiab thawb cov ciam teb ntawm qhov ua tau nrog UVB teeb.

Lub neej yav tom ntej ntawm UVB Technology: Innovations thiab Kev Txhim Kho hauv LED Chips

Nyob rau hauv lub ntiaj teb niaj hnub nrawm nrawm, thev naus laus zis tau hloov zuj zus mus tas li, thiab ib cheeb tsam uas tau pom kev nce qib tseem ceeb hauv xyoo tas los no yog UVB thev naus laus zis. Nrog rau kev txhim kho ntawm UVB LED chips, lub neej yav tom ntej ntawm UVB thev naus laus zis zoo li ci dua qub.

Cov chips LED tshiab no muaj peev xwm los hloov pauv txoj hauv kev uas peb siv UVB thev naus laus zis, muab ntau yam txiaj ntsig thiab kev nce qib uas yav dhau los tsis tau hnov ​​​​dua. Ntawm Tianhui, peb yog tus thawj coj ntawm cov cuab yeej zoo siab no, thiab peb zoo siab los ua tus thawj coj hauv kev txhim kho thiab kev siv ntawm UVB LED chips.

Ib qho txiaj ntsig tseem ceeb ntawm UVB LED chips yog lawv lub zog ua haujlwm. Cov teeb pom kev zoo UVB feem ntau siv ntau lub zog, ua rau lawv kim heev rau kev khiav lag luam thiab tswj. Txawm li cas los xij, UVB LED chips siv zog tsawg dua thaum tseem muab tib theem ntawm UVB tso zis. Qhov no tsis tsuas yog txo cov nqi khiav hauj lwm tab sis kuj ua rau UVB thev naus laus zis ntau tus phooj ywg ib puag ncig.

Lwm qhov txiaj ntsig tseem ceeb ntawm UVB LED chips yog lawv lub neej ntev. Cov teeb pom kev zoo UVB feem ntau muaj lub neej luv luv thiab yuav tsum tau hloov ntau zaus, ua rau poob qis thiab nce nqi kho. Hauv qhov sib piv, UVB LED chips tuaj yeem kav ntev txog 50,000 teev, txo qhov xav tau kev hloov pauv thiab kev saib xyuas.

Ntxiv rau lawv lub zog ua haujlwm thiab kev ua haujlwm ntev, UVB LED chips kuj muaj kev ua tau zoo dua. Cov chips no tuaj yeem tsim los tsim kom muaj qhov tseeb wavelength ntawm UVB lub teeb, tso cai rau cov phiaj xwm kev kho mob zoo hauv ntau yam kev siv. Txawm hais tias siv rau kev kho mob, dej huv, lossis cov txheej txheem kev lag luam, UVB LED chips muab kev ua haujlwm tsis sib xws thiab kev ntseeg siab.

Ntawm Tianhui, peb tau cog lus los thawb cov ciam teb ntawm UVB thev naus laus zis thiab tshawb nrhiav cov ntawv thov tshiab thiab tshiab rau UVB LED chips. Peb pab pawg kws tshaj lij niaj hnub tshawb nrhiav thiab tsim txoj hauv kev tshiab los siv lub zog ntawm UVB LED chips, thiab peb zoo siab txog lub peev xwm uas lawv tuav rau yav tom ntej ntawm UVB thev naus laus zis.

Hauv kev xaus, UVB LED chips tau teeb tsa los hloov pauv txoj kev peb siv UVB thev naus laus zis. Nrog rau lawv lub zog ua haujlwm, kev ua haujlwm ntev, thiab kev ua tau zoo dua, cov chips tshiab no muaj ntau yam txiaj ntsig thiab kev nce qib uas yav dhau los tsis tau hnov ​​​​txog. Ntawm Tianhui, peb zoo siab los ua tus thawj coj hauv kev txhim kho thiab kev siv ntawm UVB LED chips, thiab peb zoo siab rau yav tom ntej ntawm UVB thev naus laus zis.

Lub neej yav tom ntej ntawm UVB thev naus laus zis yog ci ntsa iab, thiab UVB LED chips yog thawj txoj hauv kev. Nrog lawv lub peev xwm los hloov pauv kev lag luam, cov chips tshiab no muaj ntau yam txiaj ntsig thiab kev nce qib uas yuav ua rau yav tom ntej ntawm UVB thev naus laus zis rau xyoo tom ntej. Raws li Tianhui txuas ntxiv thawb ciam teb ntawm UVB thev naus laus zis thiab tshawb nrhiav cov ntawv thov tshiab rau UVB LED chips, peb zoo siab txog qhov muaj peev xwm thiab cov hauv kev uas nyob tom ntej.

Ncob

Nyob rau hauv xaus, lub revolutionizing UVB technology powered los ntawm UVB LED chips cim ib tug tseem ceeb theem nyob rau hauv kev lag luam. Nrog 20 xyoo ntawm kev paub, peb lub tuam txhab tau pom cov evolution ntawm UVB thev naus laus zis thiab peb txaus siab los ua tus thawj coj ntawm qhov kev hloov pauv no. Raws li peb txuas ntxiv thawb ciam teb ntawm UVB thev naus laus zis, peb zoo siab pom qhov tsis muaj qhov kawg thiab cov txiaj ntsig nws tuaj yeem coj mus rau ntau yam kev lag luam. Lub zog ntawm UVB LED chips yog qhov hloov pauv qhov kev ua si tiag tiag, thiab peb tos ntsoov yuav pom tias nws yuav ua li cas ntxiv rau yav tom ntej ntawm UVB thev naus laus zis.