發送短信 : The Flow of Technological Innovation in an R&D Department

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