Cov ntaub so ntswg khib cov khoom siv tsis zoo
Jan 10, 2023
Tso lus
Piv txwv li, qhov amplitude ntawm cov khoom siv ntxiv yog tsis ruaj khov, lub lifting ceev ntawm txoj kev taw qhia pas nrig yog tsis sib xws, thiab cov hmoov to yog ceev los yog qeeb. Txawm hais tias muaj ntau yam tsis zoo, cov magnesium oxide hmoov yog nyias rau saum thiab ntom rau hauv qab.








