利用delphi 开发了有关激光测距的程序，应用有一定范围-Use delphi development of the Laser Ranging procedures, the application of a certain range

(1) 條碼掃描槍 (1個): 用於刷證件Barcode(條碼) (2) 鐳射列印機 (1台): 用於列印證件(型號: Epson stylus C67) (3) 攝像頭 (1個): 用於攝制來賓照片 -(1) bar code scanner (1): for Brush documents Barcode (Barcode) (2) laser printer (1 unit): used to print documents (Model: Epson stylus C67)