北斗导航系统成为第三个面向国际航海应用的全球卫星导航系统。
The Beidou navigation Satellite System has become the third GNSS applied in international navigation.
航海地理信息系统数据库的建立与数据更新。
开航前试验驾驶台控制系统和操舵设备，情况正常。(航海日志)。
Before sailing, we tested the bridge control system and steering equipment, situation is normal. (logbook).
开航前试验驾驶台控制系统和操舵设备，情况正常。(航海日志)。
Before sailing, we tested the bridge control system and steering equipment, situation is normal. (logbook).
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