發送短信 : A low-profile dual-polarized UHF antenna based on metasurfaces

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