渑池县志
第三十三章 科技 science and technology
第五节 科技活动 Scientific and technologyical activities
科技下乡 Spreading science and technology in the country
人才培训 The training to talents
地震观测 Observation of the earthquake
科技交流 Exchange of science and technology
科技知识普及推广 The popularization of science and technology
气象工作 MaterolOgy work