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

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