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

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發送短信 : Application of left-handed media in distributed amplifiers