最終更新日:2022/12/24

The wheel shop also has equipment for ultrasonic testing of axles for flaws; and systematic checking of locomotive axles and crank pins is carried out as they pass through the shops.

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)

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

★★★★★★★★★★