This topic use the embedded microprocessor to be responsible to control the entire communication card system, thus processing speed is effectively enhanced.

课题采用嵌入式微处理器负责控制整个通信板卡系统，从而将接口处理速度有效的提高了。

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The problem is that many foreign countries have adopted credit card microprocessor chip technology, which has only just started to be rolled out in the United States.

FORBES: 8 Considerations For Using Your Credit Card Abroad