發送短信 : Taylor vortex flow in presence of internal baffles

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