射频IC卡门禁系统的设计 关键词： 射频IC卡；门禁系统；读卡器；现场总线 [gap=2099]Keywords: Radio frequency IC card; Control at gate system; Read a card machine; The spot total line
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read a card machine
读卡片机
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Credit CARDS have evolved since 1966, but the basic procedure of payment has remained the same. A card is either handed over, or the number on it is read out or entered into a machine.
从1966年起信用卡就一直在进化，但是核心支付过程却从未变过：人们要么把卡手把手地交给售货员，要么将卡塞进机器，读取上面的数字和信息。
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