أرسل هذا في رسالة قصيرة: Impact of molecular architecture of chain extenders on the morphology of chain-extended polyamide 6

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