發送短信 : Angular extension of io magnetic footprint in response to Io’s locations

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