It would come to be known as the worst reactor accident until Three Mile Island.

此次核灾难是三英里岛核电站事故发生前最为严重的反应堆事故。

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Due to lack of historical data, it's impossible to calculate the possibilities of event sequences of submarine reactor accident quantitatively.

对船用堆事故进行事件树分析时，历史数据的缺乏常常导致无法进行事件序列的定量计算。

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Following the Chernobyl nuclear reactor accident in the Ukraine in 1986, the World Health Organization recorded a dramatic increase in thyroid cancer among children in the vicinity.

在1986年乌克兰发生切尔诺贝利核反应堆事件后，世界健康组织的发现生活在其附近患甲状腺癌的孩子数量急剧增长。

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It also ups the ante for reactor accident danger, as in the case of Fukushima, because MOX fuel has plutonium in it.

FORBES: U.S. To Bury Almost All Existing Used Nuclear Fuel; Recycling Deferred At Least 20 Years

And as for the nuclear reactor accident, the United States provided us with the human resources and experts, and also the equipment, without hesitation.

WHITEHOUSE: President Obama Meets with Prime Minister Kan at G8 Summit

In that accident, the lack of a containment vessel surrounding the reactor meant radioactive materials from the accident were spread far and wide.

WSJ: Japan to Take 40 Years to Dismantle Fukushima Nuclear Plant