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

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發送短信 : Lecture Notes on Composite Materials