發送短信 : Measurement of dynamic shape factor for particles of various shapes

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