Disclosed are a rotor blade structure and a fluid machine or ship comprising the same, and a method for manufacturing the rotor blade structure. According to an aspect of the present invention, a rotating blade structure rotating in a liquid, the rotating center rotating about a predetermined rotation central axis; And it is supported on the center of rotation, including at least a portion of the rotating wing portion is formed with a surface treatment portion having a wettability to the liquid, the surface treatment portion has a contact angle of the liquid has a range of 0 to 3 degrees , A rotary wing structure is provided.
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