摘  要：本文從地鐵自動售票機系統的基本結構出發，探討了地鐵自動售票機系統的硬件設計、軟件設計及其可靠性和可維護性設計，以期為自動售票系統設計人員提供參考。 關鍵詞：自動售檢票系統；自動售票機；PLC Abstract: In this paper, starting from the basic structure of the subway ticket vending machine, discusses the subway ticket vending machine of the hardware design, software design and reliability and maintainability design, in order for the automatic ticketing system designers provide refere[登陸后可查看全文]