Ib feem ntau ntawm cov khoom neeg tsim nyom yog nyob sab nraum zoov, yog li ntawd rau hauv lub caij ntuj no, vim muaj qhov kub tsis txaus ntawm cov khoom nyom yuav kho kom ntxov lossis tom qab.
Txawm hais tias tej yam ntawm khov rau ntawm cov khoom nyom tsis yog zoo heev, tab sis tom qab freezing lub teb tsis tau siv, yog li peb tseem xav kom tshem tawm cov dag cov nyom dag sai li sai tau.
Feem ntau, thaum lub hnub tuaj lawm thiab cov dej khov tsis yog tuab heev, cov dej khov ntawm cov khoom nyom tuaj yeem yaj tuaj yeem thiab ua kom qhuav, tab sis yuav kom paub tseeb tias qhov kev npaj yog siv rau, nws yog qhov tsim nyog los xyuas kom meej tias cov khoom nyom yog tsis raug mob.
Nws raug tshem tawm los ntawm lwm yam.
Txhawm rau kom tsis txhob ua kom muaj cov nyom khov kho thaum cov dej khov nab kuab, feem ntau ntawm txoj kev deicing tam sim no yog tuav cov dej khov rau ntawm cov khoom nyom uas muaj hnyav hnyav, thiab tom qab ntawd tshem nws tawm ntawm lub tshav pob.
Tab sis yog cov dej khov yog thicker, yuav tsum tau siv cov tshuaj ua kom nws yaj.
Tab sis tsis muaj teeb meem dab tsi siv tshuaj nyob rau hauv cov khoom neeg tsim nyom, qee qhov seem yuav tsum sab laug, yog li ntxuav lub teb yog hais tias huab cua tso cai.
Nyob rau hauv no txoj cai, qhov ntau ntau txoj kev yog mus rau sprinkle urea los pab yaj yaj dej khov rau ntawm qhov khoom neeg tsim nyom, thiab tom qab txau tshuaj urea rau ib nrab ib teev, lub khov dej khov ua melts.
Tom qab ntawd ntxuav cov dej khov nab kuab zoo nrog lub tshuab ntxhua khaub ncaws, roj hmab nqus, ntxhiab, lossis lwm yam khoom siv.
Tsis tas li ntawd, cov cuab yeej siv hnyav yuav tsum tsis txhob nyob rau hauv av rau ib lub sij hawm ntev, txwv tsis pub nws yuav ua puas rau cov khoom nyom.
Tom qab kho ob peb txoj hau kev, qhov tseeb cov dej khov yog tshem tawm tiag tiag, tus yuam sij yog tias cov khoom nyom tsis raug mob, tseem tuav lub xeev zoo, rau txoj kev loj hlob ntawm ntau yam kev ua si los muab lub hauv paus zoo.
