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  ______   _    _    _    _      ___     _    _   
 /_____// | || | || | || | ||   / _ \\  | || | || 
 `____ `  | || | || | || | ||  | / \ || | || | || 
 /___//   | \\_/ || | \\_/ ||  | \_/ || | \\_/ || 
 `__ `     \____//   \____//    \___//   \____//  
 /_//       `---`     `---`     `---`     `---`   
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發送短信 : Cyclic behavior of post-tensioned slab-rectangular column connections