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1960年笔者参加了中国科学院古脊椎动物与古人类研究所、北京地质学院等单位所组成的周口店一带的冰川调查工作。工作地区南自周口店,北至大石河,面积约三百平方公里。1961年同地质部地质力学所曹照垣同志在本区又做了短期观察,并对几处的第四纪地层进行了分析。过去涉及到本区冰川问题的著作,仅见王曰伦、贾兰坡所著“周口店
In 1960 I participated in the Chinese Academy of Sciences Institute of Vertebrate Paleontology and Paleoanthropology, Beijing Institute of Geology and other units of the Zhoukoudian area glacier investigation. Working area south from Zhoukoudian, north to Dashi River, an area of about 300 square kilometers. In 1961, Comrade Cao Zhiyuan, who is also with the Geomechanics Institute of Geology, made short-term observations in this area and analyzed Quaternary strata at several places. In the past involving the issue of glaciers in this area, only to see Wang Yue Lun, Jia Lanpo by "Zhoukoudian