It has a differentiated technology with radio frequency CARDS, which is the main computer system as the core.

它与无线射频卡是一种有区别的技术，该技术主要是以计算机作为系统的核心。

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Alternatives like cash, credit CARDS and keychain payment CARDS with radio-frequency identification chips can be stolen and used by others.

而其它例如，现金、信用卡以及采用无线电频率识别的钥匙链付费卡的方法都可能被盗或被他人使用。

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The paper elaborates the design and implementation of face detection, face recognition, image acquisition and implementation of radio frequency-cards information access.

文中重点阐述了人脸检测识别软件的设计与实现、图像采集及射频信息读取的实现。

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Before the modern-day foragers were let loose, radio-frequency tags, like those used in swipe cards, were wrapped around everyone's dominant wrist.

ECONOMIST: Human communication

Contactless payments take place with credit cards or smart phones that have chips implanted with radio frequency identification, commonly referred to as RFID.

FORBES: Contactless Payments--Bad News for Consumers?

The most interesting experiment is being done by Qantas at Sydney and Perth airports with high-tech frequent-flier cards that are embedded with an RFID (radio-frequency identification) chip.

BBC: In brief: Ash cloud threatens UK flights