Cov tshuab tuag casting yog cov cuab yeej siv feem ntau siv, yog li ntawd, peb yuav tsum tau ceev faj heev thaum siv lawv. Txhawm rau kom muaj kev nyab xeeb ua haujlwm, peb yuav tsum ua raws li cov cai hauv qab no:
1. Ua ntej siv lub tshuab tuag-casting, nws yuav tsum tau ua tib zoo xyuas seb cov khoom puas zoo lawm, paub meej tias tag nrho cov nyees khawm kev khiav hauj lwm thiab cov cuab yeej muaj kev ruaj ntseg zoo li qub, thiab seb puas muaj cov teeb meem xau.
2.Thaum siv, kev hloov kho thiab kev ua haujlwm yuav tsum tau ua raws li cov neeg siv khoom xav tau, thiab cov txheej txheem kev khiav hauj lwm thiab cov txheej txheem yuav tsum tsis txhob hloov pauv yooj yim kom tsis txhob muaj qhov yuam kev thiab teeb meem tshwm sim.
3. Thaum siv, tswj kom huv si thiab huv si ib puag ncig ntawm cov khoom siv kom ntseeg tau tias nws ruaj khov thiab tiv thaiv kev xoob lossis raug mob.
4. Cov neeg ua haujlwm yuav tsum hnav cov khoom tiv thaiv tsim nyog, suav nrog cov iav tiv thaiv, khaub ncaws ua haujlwm, hnab looj tes, thiab khau kev nyab xeeb, tiv thaiv lawv tus kheej kom nyab xeeb.
5.Thaum siv lub tshuab tuag-casting, cov lus ceeb toom thiab cov cim yuav tsum tau them rau. Nres kev ua haujlwm tam sim ntawd thaum ntsib teeb meem lossis qhov xwm txheej npaj txhij txog. Yog tias tsim nyog, nrhiav kev pab thiab kev txhawb nqa los ntawm cov koom haum cuam tshuam tam sim ntawd.
6.Thaum siv lub tshuab tuag-casting, nws yog ib qho tsim nyog yuav tsum muaj lub siab ntshiab thiab tsis haus luam yeeb lossis haus cawv. Qhov no tuaj yeem zam qhov xwm txheej tsis tsim nyog thiab kev phom sij, thaum tseem ua kom muaj kev ua haujlwm zoo thiab ua haujlwm zoo.
7. Thaum siv, ua tib zoo saib xyuas, ua haujlwm tiag tiag, ua raws li cov txheej txheem ua haujlwm, thiab tsis txhob cuam tshuam lossis ua si kom muaj kev nyab xeeb.
Peb yuav tsum ua raws li cov kev cai no nruj me ntsis kom muaj kev nyab xeeb thiab ruaj khov ntawm lub tshuab tuag-casting thaum ua haujlwm. Tsuas yog nyob rau hauv txoj kev no peb tuaj yeem ua rau peb txoj haujlwm ua haujlwm tau zoo, muaj txiaj ntsig, thiab zam kev raug xwm txheej thiab kev poob.
