Ndeapi maitiro ekuita kweQ690D yakakwirira-simba simbi ndiro?Q690D high-simba simbi ndiro ndiro inotonhora-yakakungurutswa yakakwirira-simba resimbi ndiro ine zvinhu zvikuru zvinoti kabhoni, silicon, manganese, phosphorus, sarufa, chromium, nickel, molybdenum nezvimwe zvinhu.Kuenzaniswa neyakajairika...
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