أرسل هذا في رسالة قصيرة: Use of recycled crushed concrete and Secudrain in capillary barriers for slope stabilization

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