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国家计委地质局在广西第二地质队举办全国地质系统争光-10型取样钻学习班期间,有三十名地质人员对取样钻的地质效果进行了专题讨论,一致认为取样钻在加速区
During the course of holding the National Geological System Zhenguang-10 Sampling Drilling Workshop by the Second Geological Team of Guangxi Province, State Geological Bureau under State Planning Commission conducted a special discussion on the geological effects of the sampling drilling. Thirty geological experts conducted a special discussion on the geological effects of the sampling drilling. They agreed that the sampling drilling should be conducted in the acceleration zone