Mākēneki oka i ikaika manaʻo waiwai, ka mea nui me hoʻokahi magnet oka, vanadium titanium magnet oka, magnetite a me ka hao oxide huikau oka, magnetite multi-metala symbiotic oka, etc.The magnetite ua maheleia i coarse granules, medium fine particles, fine particles in the magnetite, kahi ...
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