On the basis of study of secret key algorithm RSA based smart card identity identification technology then puts forward HASH function based smart card identity identification method.

在研究基于RS A密钥算法智能卡认证技术的基础上，提出了基于散列函数的智能卡访问认证方法。

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This paper introduces the design, implementation and application of CSP, which is based on Smart Card and USB Key.

本文基于智能卡和USB电子加密钥匙开发了一套CSP，详细介绍了其设计方案、实现流程和典型应用案例。

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Used for brake beam of railway vehicle, the automatic welder, the numerical control system of which is based on the DSP motion control card, has been introduced with details of the key technology.

介绍了以DSP运动控制卡作为控制系统核心的货车制动梁自动焊接机，详细论述了自动焊接机的关键技术。

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