發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Performance of a viscous pump with radial pumping grooves©