發送短信 : Flow characterization of supersonic jets issuing from double-beveled nozzles

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