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

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發送短信 : Instability in Models Connected with Fluid Flows I