أرسل هذا في رسالة قصيرة: Overstrength and ductility of reinforced concrete shear-wall frame buildings not designed for seismic loads

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