Raws li tib neeg txoj kev ua neej nyob zoo dua, cov neeg siv khoom paub txog kev noj qab haus huv nce zuj zus, thiab lawv cov kev paub txog kev tiv thaiv tus kheej ntawm qib kev noj thiab kev noj qab haus huv nce ntxiv. Khw khw thiab tsev loj yuav pab tau yooj yim, nrawm thiab muaj kev nyab xeeb khoom lag luam niaj hnub no, ntsib cov kev lag luam uas hloov pauv tshiab, chav khw kev lag luam. Nws yuav rov ua dua kev lag luam muag khoom lag luam nrog cov ntim khoom tshiab thiab cov khoom lag luam tshiab, thiab rov los tuav lub luag haujlwm. Cov thawv ntawv lag luam yog cov tshaj tawm ib puag ncig thiab nyiam cov khoom tshiab.
Thaum cov khoom lag luam tau paub txog, feem ntau ntawm cov ntawv racks, ntawv txee, thiab cov ntawv tso saib racks yog txhua yam khoom tshiab uas qhia kev tshaj tawm. Thaum cov khoom muag tshiab tau muag, ua ke nrog lwm tus tshaj tawm ntawm cov xov xwm loj, siv cov ntawv racks, cov ntawv txee, thiab cov ntawv tso rau hauv cov chaw muag khoom rau cov khoom muag maj nrawm tuaj yeem nyiam cov neeg siv khoom thiab nyiam cov neeg siv khoom thiab ua rau lawv lub siab nyiam mus yuav.
Ob feem peb ntawm cov kev yuav khoom tiag tiag ua los ntawm cov neeg siv khoom yog txiav txim siab rau kev yuav khoom ib ntus. Pom tseeb, lub tsev muag khoom tom khw muag khoom muag ncaj qha rau lawv cov neeg lag luam. Yog li, thawj kauj ruam hauv kev nce qib ntawm cov ntawv lag luam thiab ntawv teeb sawv ntawv yog nyiam cov neeg tuaj muag khoom hauv khw.
Yuav ua li cas nyiam cov qhua tuaj noj mov them sai sai rau cov khoom muag thiab tsim kom muaj kev txaus siab. Cov ntawv ntim khoom lag luam thiab daim ntawv nthuav tawm tuaj yeem ua kom cov neeg siv khoom txaus siab los ntawm kev tsim txiaj ntawm lawv cov qauv tshiab, cov tswv yim tshwj xeeb, xim zoo nkauj, thiab lwm daim ntawv, kom cov neeg lag luam nres thiab ua kom txaus siab rau cov khoom lag luam hauv kev tshaj tawm. Tsis tas li ntawd, kev tshaj tawm nyob, xws li kev khiav haujlwm ntawm chaw, kev sim kev sim, thiab kev saj dawb, tuaj yeem ua rau cov neeg nyiam thiab nyiam ua lub siab nyiam ua lag luam.
Txhawm rau kom nkag siab cov neeg siv khoom cov kev txhawj xeeb thiab kub siab, yuav ua li cas thiaj txhawb nqa cov neeg siv khoom kawg yog daim ntawv txee, ntawv zaub muag zaub sawv yog lub luag haujlwm tseem ceeb. Qhov tseeb, kev ua haujlwm induction yav dhau los yog lub hauv paus rau cov neeg siv khoom kawg. Kev txiav txim siab rau cov neeg yuav khoom siv yog txheej txheem. Tsuav qhov ua haujlwm tshaj tawm hauv cov txheej txheem ua tiav, qhov tshwm sim yuav ib txwm muaj.