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 _    _     _____    _    _    _    _             
| \  / ||  |  ___|| | |  | || | || | ||   ____    
|  \/  ||  | ||__   | |/\| || | || | ||  |    \\  
| .  . ||  | ||__   |  /\  || | \\_/ ||  | [] ||  
|_|\/|_||  |_____|| |_// \_||  \____//   |  __//  
`-`  `-`   `-----`  `-`   `-`   `---`    |_|`-`   
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發送短信 : STRENGTH AND DUCTILITY BEHAVIOR OF HIGH-STRENGTH CONCRETE COLUMNS CONFINED BY HIGH-STRENGTH STEEL