自从核动力问世以来,世界上至少发生了三次重大的核反应堆事故:1957年在英国的文特斯可勒(今塞拉菲尔德),1979年在美国宾州的三里岛,以及1986年在苏联的切尔诺贝利。这些事故所造成的严重后果,引起了人们的普遍关注。每次事故之后,科学家们需要对许多重要问题作出回答,其中之一是放射线对 There have been at least three major nuclear reactor accidents in the world since the advent of nuclear power: Wentekler (now Seyfried) in the United Kingdom in 1957, the Three Mile Island in Pennsylvania in the United States in 1979, and the Soviet Union in 1986 Chernobyl. The serious consequences caused by these accidents have aroused widespread concern. After each accident, scientists need to answer many important questions, one of which is radiation