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

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發送短信 : Force feedback without sensor : a preliminary study on haptic modeling