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为了落实毛主席“备战、备荒、为人民”,“深挖洞、广积粮、不称霸”的伟大战略方针,遵照国务院领导同志要加强岩石掘进机研制工作的指示精神,全国岩石掘进机技术座谈会于三月十日至二十日在上海召开。参加会议的有中国科学院、第一机械工业部、煤炭工业部、水利电力部等国务院有关部门和省市的九十三个单位,二百一十名代表。铁道部科技委,基建局,第二、三工程局,铁道部科学研究院西南
In order to implement the great strategic principle of Chairman Mao’s “preparing for war, preparing for war and for the people,” “digging deep holes, widening grain, and not seeking hegemony”, and following the directives of the leading officials of the State Council on strengthening the research and development of rock roadheaders, The symposium was held in Shanghai from March 10 to 20. Participants included 93 units and 210 delegates from relevant departments and provinces and municipalities of the Chinese Academy of Sciences, the First Machinery Industry Department, the Ministry of Coal Industry, the Ministry of Water Resources and Electric Power, and other provinces. Ministry of Railways Science and Technology Commission, Infrastructure Bureau, Second and Third Engineering Bureau, Ministry of Railways, Southwest Research Institute