Cov qhov rooj hluav taws hauv tsev so yuav tsum ua kom tau raws li qhov yuav tsum tau muaj ntawm kev tiv thaiv hluav taws, kev ncaj ncees thiab thermal rwb thaiv tsev nyob rau qee lub sijhawm. Thiab cov khoom siv rau lub tsev so qhov rooj hluav taws yuav tsum muaj kev tiv thaiv kom kub thiab kub, tsis tsuas yog tsis tso cov pa phem, tab sis kuj tuaj yeem tiv thaiv kev nkag ntawm cov pa phem.

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