發送短信

數:

提供者:

CAPTCHA:

  ____     _    _                ___      ______  
 |  _ \\  | || | ||     ___     / _ \\   /_   _// 
 | |_| || | || | ||    /   ||  | / \ ||    | ||   
 | .  //  | \\_/ ||   | [] ||  | \_/ ||   _| ||   
 |_|\_\\   \____//     \__ ||   \___//   /__//    
 `-` --`    `---`       -|_||   `---`    `--`     
                         `-`

Please enter what you see:

發送短信 : Grid-tied inverter for solar power using Gallium Nitride (GaN) devices - part I hardware