أرسل هذا في رسالة قصيرة: Mechanical properties and durability performance of concrete with dimension limestone waste as partial replacement for fine aggregates

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