Ama-valve namaphampu e-centrifugal izinqubo zokusebenza eziphephile nezici zamaphampu we-centrifugal
Ama-valve namaphampu e-centrifugal, izinqubo zokusebenza eziphephile nezici zamaphampu we-centrifugal Iphampu iyisisetshenziswa sokukhiqiza sezimboni eziwuketshezi, indima yayo njengenhliziyo yomzimba womuntu, yesistimu emshinini osemandleni okwandisa uketshezi, ukuqinisekisa ukuthi...
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