1. Kusankhidwa kwa switchgear: chowotcha chamagetsi chamagetsi chamagetsi (voltage yovotera, yovotera pakali pano, idavotera kusweka, kutsekeka kwapano, kukhazikika kwamafuta, kukhazikika kwamphamvu, nthawi yotsegulira, nthawi yotseka) Mavuto enieni a kusweka kwamagetsi apamwamba. wozungulira dera (t...
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