發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : To investigate techniques for the design of FIR filters