最終更新日：2025/11/23
The radio interferometer detected tiny shifts in the position of the distant quasar, allowing astronomers to measure angular distances as small as one second of arc.
正解を見る
The radio interferometer detected tiny shifts in the position of the distant quasar, allowing astronomers to measure angular distances as small as one second of arc.
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）
