基本解釋自動閉塞信號機(jī)英漢例句雙語例句Railway automatic blocking and continuous transmission lines (RABCL) supply power for the railway automatic blocking signal and the loads along the lines, etc.自動閉塞和電力貫通線路為鐵路沿線自動閉塞信號及車站負(fù)荷等提供電源。automatic block signal更多例句詞組短語短語signal automatic blocking 信號自動閉塞automatic block signal更多詞組