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