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Shanghai King-Nd Magnet Co., Ltd. esemokwu free ịnweta nkwupụta
Mineral esemokwu na-ezo aka na cobalt (Co), tin (Sn), tantalum (Ta), tungsten (W) na ọla edo (Au) sitere na mpaghara Ngwuputa na Democratic Republic of Congo ma ọ bụ esemokwu ...GỤKWUO -
Akụrụngwa nyocha magnet dị elu, inye aka mmesi obi ike
Ngwaahịa magnet dị elu bụ nchụso ogologo oge anyị maka mmepe dị mkpa, kamakwa iji hụ na azụmahịa anyị n'afọ ndị na-adịbeghị anya iji nọgide na-enwe g ...GỤKWUO