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Kodi m'tsogolomu pakupanga zinthu za graphite ndi chiyani?
Ngakhale kuti umisiri wozama wa zinthu za graphite ku China unayamba mochedwa, kukonzanso kwakukulu kwa zinthu za graphite ku China kwapita patsogolo kwambiri m'zaka zaposachedwa.Chifukwa chakusintha kwa kuyeretsedwa kwa ma graphite ndi njira zokanikiza, mawonekedwe a graphite ali ndi ...Werengani zambiri
