Elasticity in a system or component of a system (I'll use software as an example, since I work with IBM WebSphere eXtreme Scale every day) implies three specific degrees of freedom

系统或系统组件中的弹性（我将以软件为例，因为我每天都与 IBM WebSphere eXtreme Scale 打交道）暗示三种特定的自由程度

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One of the key tenets of the Cloud is Elasticity, which is the ability to scale out and scale down on demand.

云的重要原则之一就是伸缩性，它可以按照客户需求提供资源。

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In this paper, the BCC efficiency, the return to scale and the output elasticity of current assets, fixed assets, labor in Chinese industries are presented by using Data Envelopment Analysis.

以分行业独立核算工业企业为研究对象，应用数据包络分析的方法，计算各行业的BCC有效率、生产规模报酬率以及流动资产、固定资产和劳动力的产出弹性。

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Wholesale storage providers like Amazon S3, or value-added providers of content storage, like Box.net, have proven they can offer scale and elasticity unmatched by on-premise infrastructure.

FORBES: With Apple's Endorsement, Cloud Storage Finally Comes Of Age