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元素和单质的概念,应该从原子结构和分子的形成来区别,现在发表两篇有关的稿子,请同志们注意,如有不同的看法,希望发表意见。
The concepts of elements and simple elements should be distinguished from the formation of atomic structures and molecules. Now, two related manuscripts are published. Comrades, please note that if you have any different opinions, you would like to express your opinion.