After consecutive improvement and updating, now it has two sets of most-advanced INMARSAT-F77 satellite mobile-stations, an entire set of GMDSS equipment, GMDSS simulator and security alarm equipment.是什么意思_After consecutive improvement and updating, now it has two sets of most-advanced INMARSAT-F77 satellite mobile-stations, an entire set of GMDSS equipment, GMDSS simulator and security alarm equipment.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句