發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Modeling and compensation of pivot friction in a disk drive actuator