發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Embedded system application development on Raspberry Pi 4 : vehicle safety and security system