相比之下，48%的超重婴儿和24%的正常体重婴儿在蹒跚学步时体重过重。

By comparison, 48 percent of the overweight babies and 24 percent of the normal-weight babies weighed too much at their toddler visits.

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讨论了通过重核碰撞形成的复合体系破裂产生超重核的问题。

In this paper, the possibility of producing superheavy fragments through composite system breaking up in massive nuclear reactions is investigated.

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