... 磁棒 magnetic bar 磁棒代码 magnetic bar code 磁波束转换管 magnetic beam-switching tube ...
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IC card application system is replacing magnetic bar code card. It is an advanced system because of its advantages and the application field is very extensive.
IC卡应用系统由于其自身的优势正逐步代替磁卡等应用系统，应用领域非常广泛。
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