發送短信

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 |  _ \\   /_   _//  | \| ||  \ \\/ //   ____    
 | |_| ||   -| ||-   |  ' ||   \ ` //   |    \\  
 | .  //    _| ||_   | .  ||    | ||    | [] ||  
 |_|\_\\   /_____//  |_|\_||    |_||    |  __//  
 `-` --`   `-----`   `-` -`     `-`'    |_|`-`   
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發送短信 : An improved substructural identification strategy for large structural systems