發送短信

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  ______   __   __   __   _     _____    ______   
 /_____//  \ \\/ // | || | ||  |  ___|| |      \\ 
 `____ `    \ ` //  | '--' ||  | ||__   |  --  // 
 /___//      | ||   | .--. ||  | ||__   |  --  \\ 
 `__ `       |_||   |_|| |_||  |_____|| |______// 
 /_//        `-`'   `-`  `-`   `-----`  `------`  
 `-`

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發送短信 : Realizations of the abstract regular H3 polyhedra