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.

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大剂量的碳水化合物、糖和咖啡因会让你清醒一段时间，但是他们最终将导致一个觧“重磅睡眠”，产生相反的效果。

Large doses of carbs, sugar, and caffeine might keep you awake for a short time, but they will eventually lead to a "crash," and have the opposite effect.

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在剂量改变后13 ~ 31天(平均21.4天)后达到最终的平稳状态。

A final steady state was reached 13 to 31 days (mean, 21. 4 days) after the dosage change.

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