最終更新日：2023/09/05
During the experiment, we observed an elastic collision between two billiard balls.
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During the experiment, we observed an elastic collision between two billiard balls.
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During the experiment, we observed an elastic collision between two billiard balls.
During the experiment, we observed an elastic collision between two billiard balls.
DiQt（ディクト）
無料
★★★★★★★★★★
