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  _____    _    _               _____    _    _   
 /  ___|| | || | ||   ____     |  ___|| | \  / || 
| // __   | || | ||  |    \\   | ||__   |  \/  || 
| \\_\ || | \\_/ ||  | [] ||   | ||__   | .  . || 
 \____//   \____//   |  __//   |_____|| |_|\/|_|| 
  `---`     `---`    |_|`-`    `-----`  `-`  `-`  
                     `-`

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發送短信 : Intelligent micro-navigation system for autonomous robots