發送短信

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| \  / ||   / _ \\  | \  / ||  |  ___||     ___   
|  \/  ||  | / \ || |  \/  ||  | ||__      /   || 
| .  . ||  | \_/ || | .  . ||  | ||__     | [] || 
|_|\/|_||   \___//  |_|\/|_||  |_____||    \__ || 
`-`  `-`    `---`   `-`  `-`   `-----`      -|_|| 
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發送短信 : An optimal design tool for the design of continuous beam using MS-Excel