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IUPAC/IUPAP联合工作小组IUPAC/IUPAP联合工作小组(IUPAC/IUPAP Joint Working Party)是由国际纯化学和应用化学联合会 (IUPAC) 和国际纯粹与应用物理学联合会 (IUPAP) 负责新化学元素的发现和命名的声明审查有时也有人称呼为发现元素联合工作小组(Joint Working Party on Discovery of Elements)。工作小组的推荐由IUPAP投票表决。