1. Iphaneli yesibonisi esijwayelekile se-LED inokuvikela okubuthakathaka kumswakama, amanzi, nothuli, ngokuvamile ehlangabezana nezinkinga ezilandelayo: Ⅰ. Ezindaweni ezinomswakama, amaqoqo amakhulu amaphikseli afile, izibani eziphukile, nezimo “zesibungu” zivame ukwenzeka; Ⅱ. Ngesikhathi sokusetshenziswa isikhathi eside, umoya...
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