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

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發送短信 : MEKANISME PERAMBATAN GELOMBANG DETONASI DI BELAKANG PLAT DENGAN ORIFIS GANDA (Propagation Mechanism of Detonation Wave Behind Plate with Double Orifices)