航海通信
/ˈmaɹɪtˌaɪm kəmjˌuːnɪkˈeɪʃənz/
n
English: maritime communications · 航海通信
English · maritime communicationsEspañol · comunicaciones marítimasFrançais · communications maritimes
释义：All the messages used to help ships and submarines navigate and to control maritime traffic.