發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Pilot design for BEM-Based channel estimation in doubly selective channel