Celestial Navigation by H. O. 249 在線電子書 圖書標籤:
發表於2024-11-16
Celestial Navigation by H. O. 249 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2024
Here is a basic, beginner's book, introducing the tyro to the tools, the vocabulary, and the techniques of celestial navigation. Among the recommended tools are the H.O. 249 tables, the most widely used among amateur navigators at sea, because of their simplicity.If you can read, add and subtract, understand angles, and use a protractor, you can learn to navigate in your armchair or at sea from Celestial Navigation by H.O. 249.
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Celestial Navigation by H. O. 249 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2024