Imikhiqizo yensimbi iyimikhiqizo yensimbi evamile ekuphileni kwethu, imikhiqizo yensimbi ibonakala yonke indawo ekuphileni kwethu, kodwa kunenkinga enkulu ekusebenziseni imikhiqizo yensimbi, imikhiqizo yensimbi izovela i-rust, njalo lapho ukugqwala kwenzeka, kuzothinta ukusetshenziswa nokubukeka kwemikhiqizo yensimbi.I-nonmetal coating: hlanza futhi womise indawo engaphezulu...
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