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Ukusetshenziswa kwemikhiqizo yokuhlunga oketshezini
Ukuhlunga okuwuketshezi kuwukwenza uketshezi oluqukethe ukungcola lugeleze endaweni yokuhlunga nge-porosity ethile, futhi ukungcola oketshezini kuvaleleke phezulu noma ngaphakathi kwendawo futhi kukhishwe.Uketshezi oluhlungiwe luhlanganisa le mikhiqizo elandelayo: amanzi,...Funda kabanzi
