The current policy is being reconsidered now where we might in fact go into this complete nuclear closed fuel cycle, as they call it.

当前的政策已经被重新考虑了，我们可能事实上，进入这个完整的，核结束的燃料循环，他们这样说。

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In 1999, Nakagawa was involved in treating two employees of JCO, a nuclear fuel cycle company, whose mishandling of uranium resulted in massive doses of radiation. Both employees eventually died.

1999年，中川曾卷入治疗JCO公司的两名员工，经营核燃料回收的JCO公司当时由于对铀的不正确操作导致大剂量的核辐射，导致两名员工最终身亡。

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If the back end of the nuclear fuel cycle is managed effectively, spent nuclear fuel is stored in sites that pose negligible risks to the environment or the public.

FORBES: Nuclear Power's Long and Toxic Tail

And the Russians said, well all right, if the Iranians want to possess the whole, what's called the nuclear fuel cycle, that is, to have a guaranteed stream of nuclear fuel for power plants, which involves enriching uranium, we'll do it in conjunction with Iran, but in Russia.

NPR: Iran's Response to International Pressure over Nukes

The BBC's diplomatic correspondent, Jonathan Marcus, says the exploitation of these mines underscores Tehran's determination to master and operate the full scope of the nuclear fuel cycle from uranium extraction, processing, enrichment and ultimately the manufacture of nuclear fuel.

BBC: Iran unveils uranium activities at Saghand and Ardakan