最終更新日：2024/08/01
The steel has a pearlitic structure, which gives it high strength.
正解を見る
The steel has a pearlitic structure, which gives it high strength.
編集履歴（0）
The steel has a pearlitic structure, which gives it high strength.
The steel has a pearlitic structure, which gives it high strength.
DiQt（ディクト）
無料
★★★★★★★★★★
