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| \  / ||  /_   _//  /_   _//  /_   _// | || | || 
|  \/  ||   -| ||-     | ||     -| ||-  | || | || 
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|_|\/|_||  /_____//  /__//     /_____//  \____//  
`-`  `-`   `-----`   `--`      `-----`    `---`

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Text this: Swept-back grid fins for transonic drag reduction