Valve inhengo yekudzora mune fluid conveyor system, iyo ine mabasa akadai se truncation, kugadzirisa, diversion, kudzivirira counter current, regulating voltage, diversion kana mafashama pressure.Kune marudzi akawanda emavharuvhu, uye anogona kukamurwa kuita: 1. Trippi...
Verenga zvimwe