核动力发电已是一种成熟的工艺技术。1994年底,世界上30多个国家和地区中正在运行和建造的核电机组合计超过480台。过去40年中,全世界核电累积的运行经历已超过7200堆年,核电机组的发电量达到约20万亿千瓦小时。世界人口的不断增长,人们普遍要求提高生活水准的愿望,以及不断改善的经济状 Nuclear power generation is a mature technology. At the end of 1994, more than 480 nuclear power units were being operated and built in over 30 countries and regions in the world. In the past 40 years, the cumulative operation of nuclear power in the world has exceeded 7200 reactor years and the generating capacity of nuclear power generating units has reached about 20 trillion kilowatts hours. The growing world population, the general call for more standards of living, and the ever-improving economy