أرسل هذا في رسالة قصيرة: Wave action on oil rig cylinder members (extreme run-up of waves interacting with an array of columns)

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