论文部分内容阅读
一、概述环境保护已提高到我国的基本国策的高度,一提起环境污染的危害,大家都会想起一些骇人听闻的污染事故,如汞中毒的水俣病、镉中毒的骨痛病、切尔诺贝利核电站的核泄漏。为了整个世界和人类,我们要保护好环境。环境与城市给水事业有密切的关系,当今全球范围内,几乎所有大中城市的生活水源或多或少都受到工业和生活污水的污染,
I. Overview Environmental protection has been raised to the height of China’s basic national policy. When it comes to the dangers of environmental pollution, everyone will recall some appalling pollution accidents such as Minamata disease caused by mercury poisoning, bone pain disease caused by cadmium poisoning, Chernobyl Nuclear power plant nuclear leak. For the sake of the whole world and humanity, we must protect the environment. Environment and urban water supply are closely related to the cause, and nowadays all over the world, the water resources for life in almost all large and medium-sized cities are more or less polluted by industrial and domestic sewage,