發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : An L-shaped and bending-torsion coupled beam for self-adaptive vibration energy harvesting