發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Conjugate hemisphere ionospheric response to the St. Patrick's Day storms of 2013 and 2015 in the 100°E longitude sector