發送短信 : Design of fixed-pitch variable-speed wind turbine controller

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