说明：  no intro
(VB on the receipt printing system In reality, it is in accordance with the law in order to safeguard the legitimate rights and interests of the consumer and obtain a receipt, receipt printing system, widely used in finance, business, government and other institutions. Reflected in the main function of invoices, transfers, bills of exchange application, collection orders,进账单and so on, for on this side of software development and there are several versions, there are shortcomings and limitations, still need improvement and further development. With human development, software has been the cause of the improvement in the use of receipts is also growing as large as everywhere, the true and false receipts is also thoroughly blurred. The purpose: ⑴ skillfully apply their knowledge of software development ⑵ understanding the dynamics of the software industry and development. Significance of the adoption of this software development, subsequent to lay the foundation for software development)