Information on nuclear radius comes from a variety of sources.

关于原子核半径的知识有各种来源。

youdao

Nuclear radiation from the plant in mid-March forced the evacuation of communities in a 20-kilometer radius around the facility.

福岛核电厂在今年3月中旬的核辐射外泄事故迫使方圆20公里内的居民撤离。

youdao

The second EPZ, called the ingestion exposure pathway zone, includes residents within a 50-mile-radius from the nuclear reactor.

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It is the advice that we would give to Americans living within a 50-mile radius of a nuclear power plant that was experiencing a similar series of problems that this power plant is experiencing, and that is why we issued the advisory.

WHITEHOUSE: Press Briefing

Countries including the U.S., U.K and Korea have ordered the evacuation of their citizens in Japan within a 80-kilometer radius of the Fukushima nuclear power plant, which has been leaking radiation since the massive earthquake on March 11.

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