但是曾几何时，回收的前苏联核弹头占据了美国低浓缩铀的大部分市场。

But at times, recycled Soviet bomb cores have made up the majority of the American market for low-enriched uranium fuel.

youdao

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。

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.

youdao

未来十年，其铀燃料(浓缩至低于百分之五)也是来自俄罗斯，已使用的燃料又会被俄罗斯回收。

For the next ten years, its uranium fuel (enriched to under 5%) will come from Russia too and the spent fuel will go back there.

youdao