Chizindikiro: NANBEI
Chithunzi cha DZF-6050
Uvuni wowumitsa vacuum adapangidwira mwapadera kuti awunike zinthu zosamva kutentha, zowola mosavuta, komanso zokhala ndi okosijeni mosavuta.Ikhoza kudzazidwa ndi mpweya wa inert.Ndizoyenera kwambiri kuyanika mwachangu kwazinthu zina zophatikizika ndipo zimagwiritsidwa ntchito kwambiri muzamankhwala, zamagetsi, mafakitale amafuta ndi mafakitale ena.makampani.