發送短信 : Electrical properties of ternary system Bi<inf>0.5</inf>(Na<inf>0.80</inf>K<inf>0.20</inf>)<inf>0.5</inf>TiO<inf>3</inf>-0.005LiNbO<inf>3</inf>-BaTiO<inf>3</inf>lead-free piezoelectric ceramics

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