發送短信 : Microstructure and electrical properties of (1-x)Bi<inf>0.5</inf>(Na<inf>0.80</inf>K<inf>0.20</inf>)<inf>0.</inf>5TiO<inf>3</inf>-xLiNbO<inf>3</inf>lead-free piezoelectric ceramics

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