Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: The chikuru magumo anoshandisa nokuda germanium muna 2007, munyika yose, vakanga vanofungidzirwa kuva: 35% kuti faibha-optics, 30% kuti michina michina, 15% polymerization catalysts, uye 15% zvemagetsi uye rezuva magetsi zvikumbiro. 5% yakasara yakashandiswa mumashandisirwo akadai sefosphorus, simbi, uye chemotherapy.  Mubvunzo: 35% yokushandiswa kwegermanium muna 2007 yakaenda kupi?
michina yemagetsi