أرسل هذا في رسالة قصيرة: Characterization of slag from combustion of pulverized lignite with high calcium content in utility boiler

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