發送短信 : Schema mapping in P2P networks based on classification and probing

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