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Ucingo lweSithi seGalvanized
Intsimbi yentsimbi ekhandisiweyo idla ngokubhekisa kucingo olungundoqo okanye kwilungu lamandla ocingo lomthunywa (ucingo lomfo). A. I-strand yensimbi ihlukaniswe kwiintlobo ezine ngokwesakhiwo secandelo. Iboniswe njengomfanekiso ongezantsi kwesakhiwo ...Funda ngokugqithisileyo
