أرسل هذا في رسالة قصيرة: Application of x-ray CT to study diffusivity in cracked concrete through the observation of tracer transport

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