發送短信

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

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發送短信 : Data collection instruments for active trips in Singapore