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

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發送短信 : Some Notes on the Total Service Time in Certain Loss Systems