發送短信

數:

提供者:

CAPTCHA:

 _    _      ___      ______   _    _      _____  
| || | ||   / _ \\   /_   _// | || | ||   / ___// 
| || | ||  / //\ \\  `-| |,-  | || | ||   \___ \\ 
| \\_/ || |  ___  ||   | ||   | \\_/ ||   /    // 
 \____//  |_||  |_||   |_||    \____//   /____//  
  `---`   `-`   `-`    `-`'     `---`   `-----`

Please enter what you see:

發送短信 : Design of a printed semi-circular loop antenna