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Ososayensi Bedatha nezingcweti zokufunda ngomshini basebenzelana nenani elibalulekile ledatha yezinhlobo ezihlukahlukene kuphrojekthi yesayensi yedatha evamile. Amamodeli amaningi athuthukisiwe ngokucushwa nezici ezahlukahlukene, kanye nokuphindaphinda okuningi…