Impapuro zigizwe nubushakashatsi bwa geologiya hamwe na coal
Wuhan NinSerabrasives Co, Ltd itanga diyama yo hejuru ya geologiya hamwe na Mp Urukurikirane na MP IBIKORWA BYINSHI bikoreshwa cyane mubushakashatsi bwa geologiya, Imyitozo ya Core hamwe nizindi nzego.
