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

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發送短信 : Evaluation of egm2008 using GPS/LEVELING data in Thailand