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近年来,不少地学上作者对红层的成因持有不同看法,也提出过一些疑问。为了帮助读者正确理解,本刊编辑部特请张邻素同志撰写短文,拟从两方面解答这一问题。
In recent years, many authors have held different opinions on the cause of the red beds and raised some questions. In order to help readers understand correctly, our editorial department has asked Comrade Chang-Su Chang to write an essay to solve the problem from two aspects.