From 1942 to 1945 he worked as a junior chemist at the Philadelphia Navy Yard.

从1942年到1945年，他在费城海军学院做初级化学家。

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From 1942 to 1945 he worked as a junior chemist at the Philadelphia Navy Yard.

从1942年到1945年，他在费城海军学院做初级化学家。

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