坑道工程围岩分类及其在被复设计中的应用鉴定会,于10月13日至10月18日在北京举行,到会的有国内有关大学和科研单位的专家、教授、工程技术人员共50余人。鉴定会由中国科学院地质研究所付所长王思敬研究员、西南交通大学关宝林付教授,冶金部马矿山矿山研究所汪仲德高级工程师担任主审。这次鉴定会,是由总参工程兵部主持召开的。 Surrounding rock classification of tunnel engineering and its application in the complex design appraisal will be held from October 13 to October 18 in Beijing, to attend the relevant universities and research institutes, experts, professors, engineers and technicians More than 50 people. Appraisal by the CAS Institute of Geology Wang Ruijing, director of the Institute, Southwest Jiaotong University, Professor Guan Baolin, metallurgy Institute of Mining Department of Mining Wang Zhongde senior engineer as the presiding. This appraisal meeting was presided over by the General Staff Corps of Engineers.