أرسل هذا في رسالة قصيرة: Stress-strain behavior of high-strength concrete confined by ultra-high- and normal-strength transverse reinforcements

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