發送短信

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

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發送短信 : Realizations of the abstract regular H3 polyhedra