發送短信 : Design of a high efficiency and low power rectifier circuitry for piezoelectric generator

 _    _      ___       _____    ______   _    _   
| |  | ||   / _ \\    / ___//  /_   _// | \  / || 
| |/\| ||  / //\ \\   \___ \\   -| ||-  |  \/  || 
|  /\  || |  ___  ||  /    //   _| ||_  | .  . || 
|_// \_|| |_||  |_|| /____//   /_____// |_|\/|_|| 
`-`   `-` `-`   `-` `-----`    `-----`  `-`  `-`