海图和航海出版物，用于计划和显示船舶预定航程的航线以及监测整个航程的船位。
4 nautical charts and nautical publications to plan and display the ship's route for the intended voyage and to plot and monitor positions throughout the voyage.
海图和航海出版物，用于计划和显示船舶预定航程的航线以及监测整个航程的船位。
4 nautical charts and nautical publications to plan and display the ship's route for the intended voyage and to plot and monitor positions throughout the voyage.
应用推荐