Ib yam dab tsi txog UV

Hnub no peb tham txog ib yam dab tsi txog UV!Kuv tsis paub ntau npaum li cas koj paub txog ultraviolet rays, thiab seb lawv puas tseem nyob rau theem uas ultraviolet rays ua rau daim tawv nqaij tsaus.Qhov tseeb, cov kab hluav taws xob ultraviolet muaj ntau yam kev paub, uas ua rau muaj kev phom sij rau peb thiab tseem muaj txiaj ntsig.

Ua ntej tshaj plaws, cia peb paub txog ultraviolet rays ua ntej.Peb niaj hnub pom ntawm ultraviolet rays los ntawm kev tiv thaiv lub hnub thiab tshuaj tua kab mob.Feem ntau, cov khoom siv tshuaj pleev thaiv hnub yuav raug cim nrog cov lus hais ntawm "tiv thaiv ultraviolet rays", thiab peb feem ntau siv cov kab hluav taws xob ultraviolet rau kev tua kab mob.Yog li dab tsi yog ultraviolet rays?

Cov lus piav qhia tau muab rau peb los ntawm Wikipedia yog tias cov kab hluav taws xob ultraviolet ib txwm muaj nyob hauv qhov xwm txheej, thiab yog hom teeb pom kev zoo uas tsis tuaj yeem pom ntawm qhov muag liab qab.Nws yog qhov pom tsis pom lub teeb siab dua li lub teeb xiav-violet.
Qhov thib ob, cia peb tham txog dab tsi ua rau UV rays ua rau peb.Ultraviolet rays kuj muaj kev phom sij heev rau peb, tshwj xeeb tshaj yog cov ntxhais uas nyiam kev zoo nkauj, uas suav tias yog yeeb ncuab ntuj.Zoo li daim tawv nqaij laus, 80% los ntawm UV rays.Ultraviolet rays tuaj yeem ncav cuag dermis ntawm daim tawv nqaij, ua rau daim tawv nqaij photoaging, nkag mus tob rau hauv daim tawv nqaij, tan tawv nqaij, thiab ua rau kev puas tsuaj rau lipids thiab collagen, ua rau photoaging ntawm daim tawv nqaij thiab txawm mob cancer ntawm daim tawv nqaij.Yog li ntawd, ultraviolet rays tsis tsuas yog txhawb cov xim tab sis kuj ua rau cov tawv nqaij thiab cov kab zoo.

Txawm li cas los xij, cov kws tshawb fawb tau hloov pauv UV rays los ntawm kev puas tsuaj mus rau qhov muaj txiaj ntsig.Ultraviolet rays tau siv nyob rau hauv kev ua lag luam rau kom tsis muaj menyuam thiab tshuaj tua kab mob rau qee lub sijhawm.Cov kev tshawb fawb ntxov tshaj plaws tau pib thaum xyoo 1920, nrog rau kev siv hauv tsev kho mob chav ua haujlwm hauv xyoo 1936 thiab hauv tsev kawm ntawv los tswj kev kis tus kab mob rubella xyoo 1937. Ultraviolet teeb yog kev lag luam, siv tau, yooj yim, yooj yim thiab siv tau yooj yim.Tam sim no kev tshuaj tua kab mob ultraviolet yog ib txoj kev siv tshuaj tua kab mob hauv huab cua, uas tau siv dav hauv cov chav sib tham hauv tsev kho mob, chav kho mob, thiab chav pov tseg.

(Tam sim no ntau lub tsev pabcuam thiab chaw lag luam siv cov khoom siv tshuaj tua kab mob ultraviolet rau kev ua kom tsis muaj menyuam thiab tshuaj tua kab mob)

Tom qab nkag siab txog cov kev xav no, peb tuaj yeem npaj peb cov kev ua ub no sab nraum zoov raws li kev kwv yees ultraviolet uas tau tshaj tawm los ntawm lub chaw nres tsheb huab cua, thiab tiv thaiv peb tus kheej kom zoo dua los ntawm ultraviolet rays.Nyob rau tib lub sijhawm, cov teeb hluav taws xob tua kab mob ultraviolet kuj tau nkag mus hauv peb lub tsev.Qhov ntau tshaj plaws yog tshem tawm mites.Txhua tus paub txog mites.Nws tseem tuaj yeem tshem tawm cov kab mob sab laug ntawm cov tsiaj.Peb kuj tuaj yeem siv cov khoom siv UV cuam tshuam los pab peb ua kom huv huv huab cua nyob ib puag ncig peb thiab muab peb tus kheej nrog lub neej zoo.

(Tam sim no ntau tsev neeg lees txais kev siv cov khoom lag luam UV teeb)

Ntxiv nrog rau cov hom no, muaj qee qhov tsis tshua pom los ntawm txhua tus.Piv txwv li, peb cov dej num hauv nroog, xws li cov dej phwj tuaj, chaw nres tsheb khib nyiab, kev lag luam (hauv tsev) dej, thiab lwm yam, yuav siv cov teeb ci ultraviolet.Qhov tseeb, UV cov khoom tam sim no yog qhov tseem ceeb hauv kuv lub neej.

(Peb lub neej yog qhov sib cais los ntawm cov khoom siv tshuaj tua kab mob UV)

Thaum kawg, nws tsim nyog sau cia tias kev siv cov tshuaj tua kab mob UV yuav tsum tau saib xyuas kev nyab xeeb.Thaum siv hauv tsev, tib neeg, tsiaj txhu thiab nroj tsuag yuav tsum tawm hauv qhov chaw ua haujlwm thiab tsis tuaj yeem raug rau lub sijhawm ntev.Yog tias UV teeb tseem muaj qhov ua haujlwm ozone, nws yuav tsum nkag mus rau qhov chaw ua haujlwm ib teev tom qab lub tshuab raug kaw.Ozone yuav ua rau muaj kev phom sij rau tib neeg lub cev yog tias nws siab tshaj qhov concentration, tab sis nws yuav cia li decompose thiab tsis muaj qhov seem, yog li tsis txhob txhawj.Lwm qhov chaw yuav tsum tau ua los ntawm cov kws tshaj lij txhawm rau tiv thaiv kev sib tsoo.

Peb tau tsom mus rau ultraviolet sterilization thiab tshuaj tua kab mob rau 22 xyoo.Yog tias koj muaj kev xav tau lossis cov lus nug, koj tuaj yeem sab laj nrog peb.