catastrophic accident

基本解释

What are the consequences of a catastrophic accident in a populated area?
在人口稠密区域发生灾难性事故的后果是什么？
The catastrophic accident halted the development of new reactors in much of the world for more than two decades.
二十多年来，这场巨灾中断了世界上大部分地区新反应堆的发展。
Andriy was just nine when the Chernobyl nuclear reactor in the Ukraine suffered a catastrophic accident, sending a radioactive cloud over a huge part of Europe.
当切尔诺贝利核反映堆发生灾难性的事故，安得略只有九岁。辐射云覆盖了欧洲的一大块。
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In 1982, Sandia National Laboratories simulated the impacts of a catastrophic accident at nuclear power plants on the surrounding environment for the Nuclear Regulatory Commission.
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Even after radiation levels in the Fukushima main control room had spiked to 1, 000 times normal levels, radioactive steam had been vented into the environment, and hydrogen explosions had demolished large parts of two reactor buildings, sending radioactive debris a thousand feet into the air, NISA only raised the threat assessment to level 5 — the same as the far less catastrophic accident at Three Mile Island.
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According to experts previously involved in their construction, the General Accounting Office, a congressional committee and NBC News, if allowed to come on line, the shoddy construction, defective materials and unsafe design of these reactors would more likely than not result in a catastrophic nuclear accident.
CENTERFORSECURITYPOLICY: Center For Security Policy