boilingpointof4,742℃,andniobiumisstableinairatroomtemperature,andcannotbefullyoxidizedinoxy

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specialceramics,alsoknownasfineceramics,showdifferentparticularcharacteristicsandfunctionsduetotheirdifferentchemicalcompositionandstructure,includinghighstrength,highhardness,hightoughness,corrosionresistance,electricalconductivity,insulation,magnetism,lighttransmittance,semiconduc

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