Umgangatho weoyile ye-screw inefuthe eliqinisekileyo ekusebenzeni komatshini we-oyile yokulifa isikrufu, ioyile elungileyo inozinzo oluhle lwe-oxidation, ukwahlukana ngokukhawuleza, ukuphosa amagwebu amahle, i-viscosity ephezulu, ukumelana nokugqwala okuhle, ke ngoko, umsebenzisi kufuneka akhethe ioyile esulungekileyo ye-screw. . Ukutshintsha kwe-oyile yokuqala ...
Funda ngokugqithisileyo