短語(yǔ)詞組短語(yǔ)maritime radio navigation service 海上無(wú)線電導(dǎo)航機(jī)構(gòu);海上無(wú)線電導(dǎo)航業(yè)務(wù)maritime radio navigation mobile station 海上無(wú)線電導(dǎo)航移動(dòng)電臺(tái)maritime radio navigation land station 水上無(wú)線電導(dǎo)航陸地電臺(tái)big maritime navigation 大航海big maritime navigation era 大航海時(shí)代higher maritime navigation education 試論高等航海教育maritime navigation established 海洋船舶駕駛maritime radar and navigation trainer 船用雷達(dá)和航海訓(xùn)練器maritime radio -navigation service 航海無(wú)線電導(dǎo)航服務(wù) 返回 maritime navigation