發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Statistical optimization of activated carbon from Thapsia transtagana stems and dyes removal efficiency using central composite design