molecular sieve yog cov khoom ntxeem tau uas muaj qhov me me, tsis sib xws.Nws ua haujlwm zoo li chav ua noj sieve, tshwj tsis yog ntawm cov nplai molecular, cais cov roj sib tov uas muaj ntau qhov loj me me.Tsuas yog cov molecules me dua li qhov pores tuaj yeem dhau mus;whereas, loj molecules raug thaiv.Yog...
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