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我国北方岩溶区,由于地面洞穴、洞穴堆积物和生物化石较少,因而岩溶作用的时代问题研究程度较低,至今还不能提出一个内容较完整、依据较充分的岩溶作用分期方案。作者为推进这一问题的解决,在本文中着重论述了有关北方岩溶作用时代的研究方法、初步的分期和分期意义三方面的问题。关于岩溶作用时代的研究方法,文章着重讨论了
Due to the small number of ground caves, cave deposits and biological fossils in the northern karst area of China, the current research on the age of karstification is relatively low. So far, a more complete karst staging scheme based on more complete contents can not be proposed. In order to promote the solution of this issue, the author focuses on three aspects of the research methods, preliminary staging and staging significance of the karstification era in the North of this paper. On the Karst era of research methods, the article focuses on the discussion