The specimens were divided into halves and then were mounted in Polymethylmethacrylate ( PMMA ).

  • 沿水平面将颈椎锯成上下两部分,用聚甲基丙烯酸甲酯 ( Polymethylmethacrylate,PMMA ) 进行包埋固定.

  • 网络文摘精选 2025-01-18 14:54:57

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