最終更新日:2024/08/03
A telegraph in which the signals are given by the deflections of a magnetic needle to the right or to the left of a certain position.
正解を見る
needle telegraph
編集履歴(0)
元となった辞書の項目
A telegraph in which the signals are given by the deflections of a magnetic needle to the right or to the left of a certain position.
needle telegraph