Isihlungi se-Rimed
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Isihlungi Esine-Rimmed nezihlungi Ezihlukahlukene
Kulula ukufaka nokukhipha, awekho amathuluzi adingekayo.
Idizayini ehlala isikhathi eside engakwazi ukumelana nengcindezi ephezulu namazinga okushisa.
Ifanele izinhlelo zokusebenza ezihlukahlukene ezihlanganisa izinhlelo ze-HVAC, ukuhlunga kwamanzi, nezinqubo zezimboni.
