發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : The effects of saccharin and sodium dodecyl sulfate on hardness of nickel electrochemically deposited in submillimeter scale trench patterns