本文以全加器为例介绍其在数字系统设计和数字电路实验及教学中的应用。
We take the Full Adder as an example to introduce the use of VHDL in the design of digital system, the experiment of digital circuit and the teaching.
文中重点研究了数据加密技术和数字签名技术，并给出了混合加密和数字签名联合使用的实现策略，该策略已在数家冶金企业中实施并得到检验。
The strategy for mix encryption with Digital Signature has been brought forth which has been implemented in several metallurgical enterprises and proved to be validated.
文中重点研究了数据加密技术和数字签名技术，并给出了混合加密和数字签名联合使用的实现策略，该策略已在数家冶金企业中实施并得到检验。
The strategy for mix encryption with Digital Signature has been brought forth which has been implemented in several metallurgical enterprises and proved to be validated.
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