最終更新日：2025/11/21
Researchers used boron-11, a stable isotope with five protons and six neutrons, to trace neutron-capture reactions in the experiment.
正解を見る
Researchers used boron-11, a stable isotope with five protons and six neutrons, to trace neutron-capture reactions in the experiment.
音声機能が動作しない場合はこちらをご確認ください
編集履歴（0）
