The close correspondence between the observed properties of gallium and Mendeleyev's predictions for eka-aluminum lent strong support to the periodic law.
镓表现出的性质与门捷列夫对“铝下元素”的预测密切对应，为周期律提供了有力的支持。
A new method to present the periodic law, the visual graphic form of the periodic system of elements, is proposed in this paper.
提出了一种新的元素周期律的阵列式图示方法。
He was the earliest one to introduce to domestic readers the periodic law of chemical elements, as well as the first person to work out systematic terms for organic compounds.
他最早向国内读者介绍了化学元素周期律，也是制订有机物系统名称的第一个人。
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