電源装置の半導体が損傷 東北・山形新幹線E8系の列車停止トラブル、原因は不明 by | Jun 25, 2025 | ニュース | 0 comments Post Content Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.