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[ นาวิกศาสตร์ ( Naval Science ) ]
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ลำดับที่
LC
คำอธิบาย
61
Lighthouse service
62
Shipwrecks and fires
63
Icebreaking operations
64
Saving of life and property
65
History, conditions, etc.
66
Pilots and pilotage
67
Harbors. Ports
68
Signaling
69
Study and teaching
70
Science of navigation
71
Nautical instruments
72
Marine hydrography. Hydrographic surveying
73
Tide and current tables
74
Sailing directions. Pilot guides
75
Naval architecture. Shipbuilding. Marine engineering
76
History
77
Study and teaching
78
Contracts and specifications
79
Shipbuilding industry. Shipyards
80
Special types of vessels
1
2
3
4
5
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[แสดง 20/82 รายการ]