The development of Loran C system is system combination with satellite,and it is complementarity and standby each other,the best performance of navigation system of own cortrol is provided.是什么意思_The development of Loran C system is system combination with satellite,and it is complementarity and standby each other,the best performance of navigation system of own cortrol is provided.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句