發送短信 : Rain attenuation prediction model for satellite communications in tropical regions

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