Dentistry - Casting investments and refractory die materials; Amendment 1: Requirement and test method for adequacy of expansion of Type 1 and Type 2 materials
国外标准现行
标准号:ISO 15912 AMD 1-2011
标准名称: 密度.耐火代型材料;修改件1:1类与2类材料的膨胀量的要求与试验方法
英文名称:Dentistry - Casting investments and refractory die materials; Amendment 1: Requirement and test method for adequacy of expansion of Type 1 and Type 2 materials