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A B C D E F G H I J K L M N P Q R S T U V Z [ นาวิกศาสตร์ ( Naval Science ) ] back |
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V V1 V2 V3 V4 V6 V7 VA VB VC VD VE VF VG VK VM |
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VK1 VK3 VK4 VK5 VK6 VK7 |
| LC | คำอธิบาย | ||||||||
| 1 | Navigation. Merchant marine | ||||||||
| 2 | Lighthouse service | ||||||||
| 3 | Shipwrecks and fires | ||||||||
| 4 | Icebreaking operations | ||||||||
| 5 | Saving of life and property | ||||||||
| 6 | History, conditions, etc. | ||||||||
| 7 | Pilots and pilotage | ||||||||
| [แสดง 7/7 รายการ] | |||||||||