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pe·ri·od·ic table AHD[pĭr'ē-ŏdʹĭk] D.J.[ˌpɪriːˈɒdɪk]K.K.[ˌpɪriˈɑdɪk]n.Chemistry(名词)【化学】 Periodic Table- A tabular arrangement of the elements according to their atomic numbers so that elements with similar properties are in the same column.周期表:元素根据原子数安排的表,使有相似特性的元素在同一行中
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