發送短信 : Attenuation effect of artificial cavity on air-blast waves in an intelligent defense layer

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