Hydroxyapatite ceramic powder was synthesized by chemical coprecipitation process. The. maxillofacial bone materials were made by slip-casting. HP and HIP post-sintering method.
采用化学共沉淀法合成羟基磷灰石粉料，采用注浆成型、热压烧结及热等级压后烧结等工艺制备羟基磷灰石颌面骨材料。
The valid controlution of carburization atmosphere during the later stage of Sintering-HIP can directly prepare gradient cemented carbides.
气压烧结后期有效地控制渗碳气氛能够直接烧结渗碳制备梯度硬质合金；
The valid controlution of carburization atmosphere during the later stage of Sintering-HIP can directly prepare gradient cemented carbides.
气压烧结后期有效地控制渗碳气氛能够直接烧结渗碳制备梯度硬质合金；
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