自50年代第一座核电站建成以来,现已有许多国家和地区先后建立了核电站,尤其是在70年代发生能源危机后,核电站建造发展速度更快。据有关资料统计,截止1993年8月底,世界30个国家和地区已有正式运转和正在建造核电站424座(正在建的72座),总年发电量达3.5×10~8kW,约占世界总发电量的20%。美国、法国、俄罗斯、日本、英国、德国、加拿大、韩 Since the first nuclear power station was built in the 1950s, many countries and regions have successively set up nuclear power plants. Especially after the energy crisis in the 1970s, nuclear power plant construction has been developing at a faster pace. According to statistics, as of the end of August 1993, there are 424 nuclear power stations (72 under construction) in operation in 30 countries and regions in the world and the total annual generating capacity is 3.5 × 10 ~ 8kW, accounting for about 50% of the world total 20% of generating capacity United States, France, Russia, Japan, Britain, Germany, Canada, South Korea