發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Study of stress distribution in homogeneous plastic by photoelastic analysis system