
I-beam ekhanyisiwe eyenziwe ngendlela oyifisayo ene-diffuser ehlangene kanye nokwelashwa kokuphela okuyindilinga okungakhethwa kukho ukuze uthole imininingwane ethambile. Kunconyelwe usilingi wesici, izinto zokubala eziyindilinga, izindonga zombukiso kanye nokufakwa kwezibani ezigobile ngendlela oyifisayo.





