Cov khoom siv kom qhuav tuaj yeem faib ua ob theem thaum ziab

Abstract:

Cov khoom siv kom qhuav tuaj yeem faib ua ntau theem thaum ziab? Yog tias peb xav tias cov khoom siv tsis hloov pauv, yuav tsis muaj cov khoom siv tshuaj, cov theem tshwj xeeb yuav qhuav cov khoom siv, cov theem tshwj xeeb yog li hauv qab no: 1, yog qhov kub ceev: uas yog qhov kub siab heev hauv Lub sijhawm luv luv ntawm lub sijhawm ntawm cov khoom mus rau ntawm cov cua ntawm dej, cov theem no yuav tsum muaj lub sijhawm luv luv, tab sis kuj raug txwv rau saum npoo ntawm ...

Muaj pes tsawg cov khoom kom qhuav muab faib ua thaum qhuav? Yog tias peb xav tias cov khoom siv tsis hloov pauv thiab tsis muaj cov tshuaj lom neeg yuav tshwm sim, tom qab ntawd cov khoom qhuav yuav qhuav cov khoom siv hauv 4 theem raws li hauv qab no:

1. Nce ceev ceev qhuav theem: yog qhov kub heev nyob rau lub sijhawm luv luv ntawm cov khoom noo nyob rau ntawm cov khoom siv, tab sis kuj tsuas yog txwv rau saum npoo ntawm cov dej , yog li theem no ntawm cov zis dej tsis loj.

2. Sib npaug kom qhuav theem: Rau cov cua sov yog cov cua sov ntawm cov khoom, yog li ntawd cov khoom siv hluav taws xob hauv qab, yog li cov khoom siv kub siab, yog li cov khoom ntawm Cov dej evaporation yog heev heev, thaum cov khoom nyob sab hauv ntawm cov dej ceev tsis tuaj yeem tiv thaiv cov dej evaporation thaum tus nqi ntawm kom qhuav rau theem ceev.

3. Cov khoom siv nrawm nrawm: Cov khoom siv noo noo tau ua kom qhuav ntawm cov khoom siv sab hauv no kom raug yuam kom yaj.

4. Nyuaj taub hau kom qhuav: Thaum noo noo hauv cov khoom yog yuam kom lub sijhawm, nws tsis muaj cov khoom siv ziab, cov khoom no yog cov khoom siv tau ua tiav Khoom theem.