發送短信 : Finite element analysis of narrow excavation in clay

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