發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Thermal effects on femtosecond laser pulses on materials