qhov tsim nyog ntawm kev tshuaj ntsuam xyuas cov ntaub qhwv ntsej muag muag khoom siv

thaum yuav sim kom txhob nti ntau rau ntawm lub khob cij ntaiv rau lub vijtsam, nws yuav ua rau tus number case txheej yog tuab heev thiab nyuaj tswj, ntau hnav yuav npo, yog li ntawm txoj kev yog cia lub vijtsam tshuab luam ntawv xaus ntawm ib txoj kev kom zoo, nrog rau kev xav thiab kev luam ntawv. Thaum lub khawb khau rau hauv tus kov, tsis txhob thau qhov siab lossis nyem nws hauv tuab tuab heev. Nws yuav tsum tsis tu ncua so tsis siv tas li.
Tu: siv thawj daim ntaub los so ntau tus cwj mem, mam li ntxuav nws nrog ib daim ntaub zom thiab ua kom hnyav. Tsis txhob siv zog hnyav, tshwj xeeb yog kua xaj kom tsis txhob lo nplaum. Ua ntej los yog ua ntej sib tsoo, txoj hlua ntawm lub roj hmab yuav tsum tsis txhob qis tag nrho xwv kom cov tshuaj hnyav ntawm nws yog txhua yam evaporated.
Kev sib tsoo: kev sib tsoo los ntawm kev siv: kev siv hom, kev sib tsoo hom sib tsoo, txiav rab riam tuaj yeem qhuav qhuav qhwv, tsis siv tam sim ntawd los ntawm hnyav tom qab sib tsoo, sib tsoo tsawg zaus.
Cia: Thaum lub sij hawm ntev cia, kua nplaum yuav tsum muab qhwv kom zoo, ncaj nraim rau hauv chav tsev txias thiab txias, tsis txhob tso ncaj rau lub teeb pom kev zoo, tsis li ntawd, qhov kev ua tau thiab kev ua kom rubber rub yuav hloov.