發送短信 : OPTIMAL WELL DESIGN FOR WATER DUMPFLOOD

 ______    _    _     _____      ___     _    _   
|      \\ | || | ||  |__  //    / _ \\  | |  | || 
|  --  // | || | ||    / //    / //\ \\ | |/\| || 
|  --  \\ | \\_/ ||   / //__  |  ___  |||  /\  || 
|______//  \____//   /_____|| |_||  |_|||_// \_|| 
`------`    `---`    `-----`  `-`   `-` `-`   `-`