Kukuratidzai musangano wedu uye zvigadzirwa, zvishandiso zvedu zvinoshandiswa zvakanyanya mukubatana kwakananga kumapaipi echipatara & kuzadza kweokisijeni silinda / maindasitiri ekucheka laser / kurima hove / okisijeni-inopfumisa kupisa / urefu hweokisijeni absorption / oxidation reaction / kupisa kwemagetsi kugadzirwa.
Nguva yekutumira: Kubvumbi-08-2022