最終更新日:2022/12/24

The engine was fired with Welsh (Bedwas) coal having a calorific value of 13,800 B.T.U. per lb. as received, and 13,970 B.T.U. per lb. in the dry condition.

編集履歴(0)

Sentence quizzes to help you learn to read

編集履歴(0)

ログイン / 新規登録

 

アプリをダウンロード!
DiQt

DiQt(ディクト)

無料

★★★★★★★★★★