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四川省地矿局自1956年建局以来,广大的地质工作者跋山涉水,餐风露宿,先后完成了1:100万、1:20万区域地质调查和1:20万
Since the establishment of the Bureau of Geology and Mineral Resources in Sichuan Province in 1956, the vast number of geological workers have made great achievements in the geological survey and 1: 200,000 geological survey of 1: