發送短信 : Performance evaluation of a foot interface to operate a robot arm

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