@ARIAKE 航海、運用、法規の3科目航海に必要な計器類の知識、海図を使った実技運用で気候関連、緊急時にやることとか船そのものの知識とか法規は言うまでもないけど海上交通安全法とか海上衝突予防法とか特殊なのが主
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