發送短信 : Reinforced alkali-activated concrete with induced corrosion

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