發送短信 : Mode analysis and characterization of photonic crystal fibers

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