發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Water washing and acid washing of gasification fly ash from municipal solid waste: heavy metal behavior and characterization of residues