这个应用程序允许Android NFC设备通过NFC读卡功能，读取NFC卡的数据，如很多的公交卡，信用卡，都是NFC卡，这个范例展示了NFC的基本读取功能。-This application allows Android NFC devices via NFC reader function to read data NFC card, such as a lot of public transportation cards, credit cards, are NFC card, this e