氮化硼bn晶体有多种相结构.六方相氮化硼是通常存在的稳定相与石墨相似具有层状结构可作高温润�剂.立方相氮化硼是超硬材料有优异的耐磨 Template




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tomski氮化硼bn晶体有多种相结构.六方相氮化硼是通常存在的稳定相与石墨相似具有层状结构可作高温润�剂.立方相氮化硼是超硬材料有优异的耐磨 coloring