Kom paub tseeb, siv lead ua yuav tsum yog qhov txawv ntawm iav los ntawm tus kws tshaj lij. Txawm li cas los xij, iav thiab cov khoom siv lead ua muaj qhov sib txawv tseem ceeb uas txhua tus tuaj yeem pom. Nqa koj cov khoom thiab kawm nws. Cov khoom siv lead ua yuav hnov hnyav dua li iav ib qho ntawm qhov loj me. Koj yuav tuaj yeem pom meej los ntawm nws thiab tseem tuaj yeem pom zaj sawv. Ib qho ntxiv, siv lead ua ua suab paj nruag, ua suab nrov thaum tsoo tawm tsam lwm yam khoom.
Cov kauj ruam
Txoj Kev 1 ntawm 2: Pom Kev Pom Qhov Pom
Kauj Ruam 1. Saib cov khoom tuab
Crystal yog cov duab puab nyob rau lub sijhawm ntev dua ntawm qhov kub qis dua iav. Vim li no, cov hlau lead hauv cov siv lead ua tuaj yeem hloov pauv mus rau qhov ua kom nyias nyias, tsim cov qauv sib txawv. Tuav lub khob iav ib sab ntawm ib qho siv lead ua thiab sib piv cov tuab ntawm cov khoom.
Piv txwv li, ntawm lub khob iav siv lead ua, saib rau ntawm cov npoo uas tsis muaj di ncauj
Kauj Ruam 2. Kuaj qhov tseeb ntawm qhov khoom
Nqa cov kua thiab nchuav rau hauv cov khoom lossis tuav cov khoom thiab saib los ntawm nws. Cov iav tsis tu ncua yog huab cua ntau dua li siv lead ua. Crystal nrog cov ntsiab lus ua kom siab dua muab qhov pom meej dua ntawm txhua yam sab hauv lossis tom qab nws.
Piv txwv li, iav haus ib txwm yuav ua kua hauv nws zoo li huab. Cov iav iav, ntawm qhov tod tes, muab kev pom ntau dua ntawm cov kua
Kauj Ruam 3. Tuav tus kwv mus txog qhov pom kev
Thaum koj tuav iav txog lub teeb, tsis muaj dab tsi tshwm sim. Cov siv lead ua zoo, uas muaj cov hlau lead siab suav, yuav ci. Lwm yam siv lead ua ua prism, ua rau koj pom zaj sawv thaum saib los ntawm nws.
Txoj Kev 2 ntawm 2: Xeem los ntawm Kov thiab Suab
Kauj Ruam 1. Txheeb xyuas qhov khoom hnyav
Vim tias siv lead ua feem ntau ua nrog cov hlau lead, nws zoo li hnyav dua iav. Khaws qhov khoom thiab koj yuav tsum pom tias nws zoo li khov thiab nrog qee qhov siab. Khaws ib khob iav ntawm qhov sib piv me me. Feem ntau, nws yuav hnov lub teeb.
Tsis muaj lead ua siv lead ua zoo li lub teeb thiab ruaj dua tab sis tseem ci thaum tuav mus txog rau lub teeb
Kauj Ruam 2. Hnov qhov khoom kom pom tseeb
Vim yog txheej txheem kev kos duab, siv lead ua tau du, sib npaug. Kov ib yam khoom zoo nkauj uas koj pom. Kuj khiav koj txhais tes raws cov khoom nto. Iav hnov nkig ntau dua, txawm tias siv lead ua ntau dua. Qhov txiav ntawm iav kuj tseem tuaj yeem ua rau pom meej dua.
Kauj Ruam 3. Ntaus cov khoom kom kuaj nws lub suab
Flick tus kwv nrog koj tus ntiv tes lossis coj nws tawm tsam qee yam khoom. Yog tias nws yog siv lead ua, nws yuav nrov nrov. Yog tias nws yog iav, nws yuav ua rau muaj suab nrov.
Ntub koj tus ntiv tes thiab txhuam nws ib ncig ntawm qhov khoom, yog tias ua tau. Crystal yuav tsim lub suab paj nruag, tab sis iav yuav tsis ua
Lub tswv yim
- Ib txwm siv lead ua yog ua los ntawm yam tsawg 24% txhuas. Hauv qee thaj chaw, cov khoom ua nrog cov hlau lead tsawg kuj tseem tuaj yeem sau npe ua cov khoom siv lead ua. Tsis muaj cov hlau lead tseem muaj thiab tau ua nrog zinc oxide, barium oxide, lossis potassium oxide.
- Cov khob iav tsis huv thiab tuaj yeem ntxuav hauv lub tshuab ntxuav tais diav, tab sis siv tsis tau.
Lus ceeb toom
- Cov menyuam yaus thiab poj niam cev xeeb tub yuav tsum tsis txhob haus dej los ntawm cov hlau lead.
- Cov zaub mov thiab kua tuaj yeem nqus cov hmoov lead los ntawm cov kua siv lead ua thiab yuav tsum tsis txhob muab khaws cia rau hauv cov khoom siv lead ua.
