أرسل هذا في رسالة قصيرة: Adsorption of fluoride by Fe-Mg-La triple-metal composite: Adsorbent preparation, illustration of performance and study of mechanisms

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