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Umatshini wokuBheja iPipe ye-NPD Series Slurry Balance
Umatshini wokugquma iipayipi zochungechunge lwe-NPD ulungele kakhulu iimeko zejoloji ezinoxinzelelo oluphezulu lwamanzi angaphantsi komhlaba kunye nomlinganiselo ophezulu wokungena komhlaba. I-slag eyombiweyo ikhutshwa kwi-tunnel ngohlobo lodaka ngepompo yodaka, ngoko ke ineempawu zokusebenza kakuhle kakhulu kunye nendawo yokusebenza ecocekileyo.