發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Minimum time trajectory for helicopter UAVS: Computation and flight test