建国以来,我们进行了大规模的地质普查勘探工作。第一个五年计划期间,由于旧中国遗留下来的地质工作基础十分薄弱,技术十分落后,我们不得不主要是照外国的、或前人的方法,进行工作。第二个五年计划完成以后,我们就在实践中和大跃进中,有了一些自己的经验,但也没有进行系统地总结。总的说来,这十几年,是一个摸索前进的过程。十几年来,在取得伟大成绩的同时,也积累了丰富的经验。在这些经验中,有成功的,也有失败的,有 Since the founding of the PRC, we conducted a large-scale geological survey and exploration work. During the first five-year plan, because the geological work legacy left by the old China was very weak and the technology was very backward, we had to work mainly on the basis of foreign countries or predecessors. After the second five-year plan was completed, we had some experience of our own in practice and during the Great Leap Forward, but we did not systematically summarize it. In general, these ten years are a process of groping for progress. Over the past decade or so, while making great achievements, we have also accumulated rich experience. In these experiences, there are successes and failures