最終更新日:2023/09/05
Babbitt metal is a type of soft white alloy used in bearings.
正解を見る
Babbitt metal is a type of soft white alloy used in bearings.
編集履歴(0)
Babbitt metal is a type of soft white alloy used in bearings.
Babbitt metal is a type of soft white alloy used in bearings.