發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : SIFAT ADSORPSI SELEKTIF KITOSAN TERCETAK IONIK TEMBAGA SELECTIVE ADSORPTION PROPERTIES OF COPPER IMPRINTED IONIC CHITOSAN