中新网国际新闻: 联合国教科文组织为化学元素周期表庆生

中新网国际新闻

联合国教科文组织为化学元素周期表庆生 Jan 30th 2019, 12:20 　　新华社巴黎1月29日电（记者陈晨）联合国教科文组织29日在总部巴黎启动"化学元素周期表国际年"活动，将在今年举办一系列主题活动，纪念俄国科学家门捷列夫编制化学元素周期表150周年。

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