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制订地层规范的目的是为了对地层分类、地层工作程序和名词的建立使用提出一个统一标准,以利于学术交流和促进地层工作的健康发展。国际上对地层的分类命名作出规范性的规定已有近百年历史。1900年的第8届国际地层会议肯定了地质年代单位同年代地层单位之间的对应关系。长期以来,在地层分类方面,围绕着年代地层单位与岩石地层单位以及其它地层单位的关系问题,展开了热烈的争论。概略说来,德国学派(Schinde
The purpose of formulating stratigraphic norms is to provide a uniform standard for stratigraphic classification, stratigraphic work procedures and the establishment and use of nouns in order to facilitate academic exchanges and promote the healthy development of stratigraphic work. The international classification of nomenclature to make normative provisions of nearly a hundred years of history. The 8th International Stratigraphic Conference in 1900 affirmed the corresponding relationship between geochronological units and stratigraphic units of the same age. For a long time, in the field of stratigraphic classification, there has been a heated debate around the relationship between the stratigraphic units and rock strata units and other strata units. In a nutshell, the German School (Schinde