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Menene yanayin gaba na sarrafa samfuran graphite?
Ko da yake fasahar sarrafa zurfafan kayayyakin graphite a kasar Sin ta fara da dadewa kadan, har ila yau, an samu babban ci gaba a cikin 'yan shekarun baya-bayan nan aikin sarrafa kayayyakin graphite a kasar Sin.Saboda inganta graphite tsarkakewa da latsa hanyoyin, halaye na graphite suna da ...Kara karantawa
