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

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發送短信 : Adaptive Transmission Range Based on Event Detection for WSNs