閉幕迫り来場者急増の万博、携帯各社が電波強化に尽力 KDDIは5Gミリ波中継器を設置 by | Oct 3, 2025 | ニュース | 0 comments Post Content Submit a Comment Cancel replyYour email address will not be published.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.
