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

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發送短信 : Spectral synthesis using an array of micro gratings