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

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發送短信 : Frequency Interference between Two Quartz Crystal Microbalances