The signature scheme can verify the authenticity, integrity and undeniableness of a document, and signature scheme is the important content that information security studies.
签名计划可以用来验证身份的真实性、文档的完全性和不可否认性，是信息安全研讨的主要内容。
For the present, accountancy in China makes a lot of studies on the information content of historical accounting information.
目前，国内会计界对历史性会计信息的信息含量研究得比较多，相反对预测性会计信息的研究比较少。
This paper studies the principle of existing network information content recovery systems, and various improvement strategies.
研究现有网络信息内容还原系统实现原理及各种改进策略。
This paper studies the principle of existing network information content recovery systems, and various improvement strategies.
研究现有网络信息内容还原系统实现原理及各种改进策略。
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