人为地切断堵塞装置中的冷却流量而引起钠沸腾和元件熔化事故。
The cooling flow within the cage has been artificially interrupted in order to cause sodium boiling and fuel melting.
虽然他们都安然无恙，但是却面临着新的恐怖——离他们30英里外的福岛第一核电站可能会发生灾难性的核反应堆堆芯熔化事故。
My relatives are unharmed, but there are new fears of a catastrophic meltdown at the Fukushima Daiichi nuclear power plant, just 30 miles away.
1979年，由于其装置被部分熔化而发生泄露事故，成了当时轰动全球的头条新闻，也使使三哩岛成了核能危险性的代名词，促使美国核工业减慢了建设的步伐。
The accident made Three Mile Island synonymous with the dangers of nuclear power and helped slow expansion of the U.S. nuclear industry.
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