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在人们已经习惯于一手交钱一手交货的传统购物方式时,一种新的高科技产品正在逐渐取代着货币,那就是被称为“电子钱”的具有各种不同功能的卡。这些卡可分为磁条卡、智能卡(IC卡)、射频卡。磁条卡,是靠磁条来存储信息的,就像我们常见的录音带和录相带。智能卡,其内部有一个能存储信息的芯片,就像一个小电脑。射频卡,是一种用无线电进行操作的电子卡,在操作时卡无需同读卡器接触,因此交换信息速度较快。目前,我们生活中已经有许多地方应用到了这些
A new high-tech product is gradually replacing money when people are accustomed to the traditional way of paying by hand, which is called “electronic money,” with a variety of different functions. These cards can be divided into magnetic stripe cards, smart cards (IC cards), radio frequency cards. Magnetic stripe card, is to rely on the magnetic stripe to store information, like our common tapes and video tapes. The smart card, which has a chip inside to store information, like a small computer. A radio frequency card, an electronic card operated by radio, does not need to be in contact with a card reader during operation, thus exchanging information faster. At present, there are many places in our life that have been applied to these