近几年，随着我国工农业生产的迅速发展，环境污染令人堪忧。水质恶化、湖泊江河污染、大气有害成分的增多、酸雨的频降、高空臭氧层的破坏已越来越受到人们的关注。自１９７３年第一次全国环境保护工作会议以来，人们用化学方法根治环境污染的措施也日趋成熟。由陕西师范... In recent years, with the rapid development of our country’s industrial and agricultural production, environmental pollution is worrying. Deterioration of water quality, pollution of lakes and rivers, increase of harmful components in the atmosphere, decline of acid rain and destruction of high-altitude ozone layer have drawn more and more attention. Since the first National Conference on Environmental Protection in 1973, measures to eradicate environmental pollution by chemical methods have also become increasingly mature. From Shaanxi Normal ...