Lub hauv paus ntsiab lus ua haujlwm ntawm cov kua siv lead ua kuatsis siv neeg lub teeb-hloov vuam daim npog qhov ncaujyog siv cov khoom siv hluav taws xob tshwj xeeb ntawm cov kua siv lead ua kua, uas yog, cov kua siv lead ua kua molecules yuav muaj qee qhov kev sib hloov tom qab ntxiv qhov hluav taws xob ntawm ob qho kawg ntawm cov kua siv lead ua kua, kom cov hluav taws xob siv rau cov kua siv lead ua kua tuaj yeem tswj tau los hloov cov khoom siv hluav taws xob. tus nqi ntawm lub teeb pom kev, kom ua tiav cov txiaj ntsig ntawm kev kho tus lej shading thiab ua si lub hom phiaj ntawm kev tiv thaiv vuam.Thaum tsis muaj lub teeb arc, pom lub teeb tuaj yeem dhau los ntawm cov kua siv lead ua kua ntau li ntau tau, cov welded nrog nws tuaj yeem pom cov welded workpiece kom meej meej, thiab tsis muaj qhov tsis xis nyob, thaum lub sijhawm arc tuaj yeem ua rau lub xeev tsaus nti, zoo. tiv thaiv lub qhov muag ntawm welders los ntawm teeb meem rays thiab muaj zog lub teeb raug.
Shading tooj yog tuslimpab pawg tuaj yeem lim tau ntau npaum li cas, tus nqi ntawm tus naj npawb shading qhia tus naj npawb tshwj xeeb shading nyob rau hauv theem ntawm shading, qhov loj dua tus naj npawb shading, qhov ntau dua qhov kev tsaus ntuj ntawm cov lim lim, cov kua siv lead ua tam sim no tsis siv neeg dimming vuam daim npog qhov ncauj yog nyob rau hauv Raws li cov qauv thoob ntiaj teb, tus naj npawb shading yog teem rau 9 ~ 13 #.Kev xaiv ntawm ntxoov ntxoo yog ib qho teeb meem ntawm kev nplij siab los yog tsis, thiab cov welders yuav tsum xaiv txoj kev nyiam tshaj plaws thiab ua kom pom kev zoo nyob rau hauv cov ntawv thov tshwj xeeb.Xaiv tus naj npawb shading haum tso cai rau tus welder kom pom tseeb qhov pib thiab pab tus welder txhim kho qib vuam.Thaum cov khoom siv ntawm cov khoom siv vuam sib txawv, cov lej sib txawv yuav tsum raug xaiv kom pom cov khoom vuam kom zoo dua thiab ua kom muaj kev nplij siab zoo dua.
Cov txheej txheem ua haujlwm ntawm cov kua siv lead ua tsis siv neeg dimming vuam daim npog ntsej muag: raws li cov txheej txheem vuam sib txawv thiab cov vuam tam sim no, kho tus naj npawb shading pob qhov rooj xaiv tus naj npawb shading tsim nyog;Kho qhov pom lub ntsej muag ntawm lub ntsej muag lub ntsej muag thiab lub qhov rais kom koj tuaj yeem xis nyob thiab pom cov khoom welded kom meej;Thaum lub sij hawm ntawm qhov chaw vuam arc, tom qab lub arc teeb liab kuaj xyuas Circuit Court pom lub teeb liab arc, lub qhov rais sai sai thiab cia li dims thiab mus txog lub teeb shading tooj, thiab kev nruam vuam ua hauj lwm yuav pib;Kev ua haujlwm vuam dhau lawm, lub teeb liab arc ploj, thiab lub qhov rais tam sim ntawd rov qab mus rau qhov qub.
Post lub sij hawm: Nov-24-2022