Dead Reckoning" is one of the foundamental parts of nautics.
“迹推算”是学的基本容之一。
Dead Reckoning" is one of the foundamental parts of nautics.
“迹推算”是学的基本容之一。
Floating equipmet Buoys and lamps for nautics Luminous buoys Mooring buoy - Non-polluting floating...
分类题:船舶—器材和装置|、浮筒和灯塔...
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