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

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發送短信 : Numerical simulation of HEMT devices