Kulo mjikelezo, intengo ye-petroleum coke ishintshashintsha kancane.Njengamanje, intengo ye-petroleum coke e-Shandong isezingeni eliphezulu, futhi ukuguquguquka kwentengo kunomkhawulo.Ngokuya nge-medium-sulphur coke, intengo yalo mjikelezo ixubile, okunye ukuthunyelwa kwempahla yokuhlanza okunenani eliphezulu...
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