TEYU dej txias chiller lav kev ua haujlwm txias txias, qhov tseem ceeb rau kev ua haujlwm txhim khu kev qha ntawm cov khoom siv tseem ceeb hauv kev siv tshuaj, tshuaj, khoom siv hluav taws xob, khoom noj khoom haus, cov chaw zov me nyuam, thiab lwm qhov chaw tseem ceeb. Nws cov suab nrov qis yog lwm qhov txiaj ntsig tseem ceeb. Cov khoom no muaj kev cuam tshuam tsis tshua muaj thermal cuam tshuam hauv qhov chaw ua haujlwm, muab qhov chaw nyob ntsiag to thiab xis nyob, tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej uas muaj suab nrov thiab tswj qhov kub ntawm chav tsev yog qhov tseem ceeb tshaj plaws. Nws yog ib lub tub yees ua tau zoo heev thiab kev tiv thaiv ib puag ncig, thiab kev txuag hluav taws xob. Qhov ntsuas kub ruaj khov yog siab li ± 0.1 ℃.