短語詞組短語wireless telegraph fog signal 無線電霧號wirele telegraph fog signal 無線電霧號aggregate telegraph input signal 集合電報輸入信號wireless s telegraph fog signal 無線電霧號aggregate telegraph signal 集合電報信號telegraph signal distortion [通信]電報信號失真;電報訊號失真英語Morse telegraph signal 莫爾斯信號alphabetic telegraph signal 字母電報訊號;字母電報訊號英語;翻譯TSG Telegraph Signal Generator 電報信號發(fā)生器 返回 telegraph signal