發送短信

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

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發送短信 : A blockchain based federated learning for message dissemination in vehicular networks