Ama-slab valves ayizingxenye ezibalulekile ezinqubweni ezihlukahlukene zezimboni, ikakhulukazi lezo ezibandakanya ukulawula ukuhamba koketshezi noma amagesi.Lawa ma-valve asetshenziswa ezinhlelweni eziningi ezahlukene, okuhlanganisa ukukhiqizwa kukawoyela negesi, ukucutshungulwa kwamakhemikhali, nokwelashwa kwamanzi....
Funda kabanzi