أرسل هذا في رسالة قصيرة: Evaluation of soil parameters for the design of bored piles in residual soils

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