Pervasive system availability and connectivity, a characteristic of the Internet and Web, is largely responsible for establishing the foundation for Cloud computing.

普通系统的可用性和连接性，互联网和网络的一个特点，在很大程度上是建立在云计算的基础上。

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Computer and embedded system were used in measure system becoming more prevalent now then the pervasive computing mode will be a novel choice.

现在，计算机和嵌入式系统在测量系统中获得广泛应用，则普适计算模式成为具有优势的选择。

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In order to develop the usable system for the folks, this paper proposes pervasive usability, by analyzing the problem of the traditional usability in pervasive computing environment.

为了开发对普通大众用户可用的系统，本文通过分析传统可用性在普适计算环境下所面临的问题，提出普适可用性。

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