Expressing in percentages, cost saving can reach up to 40% for large group sizes.

对于大的组可以达到40%的代价节省。

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However, the modes of centralized access control and key distribution limit the extension of their group sizes.

然而，由于其集中式访问控制和密钥分配方式，限制了组规模的进一步扩展。

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To address this issue our sample was restricted to group sizes of 3 or more while maintaining the sociodemographic profile of the original sample.

为了解决这个问题仅限于我们的样本大小的组3个或更多，同时保持了原样本的社会人口概况。

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The use of spot urine samples with such small group sizes is not a rigorous approach.

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The group also says there should be limits on the GSEs' portfolio sizes and they should have strong capital requirements.

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They were a tiny group of civil servants, far more fascinated by the precise details (weights, measures, sizes, costs) of the engineering feat they were attempting than the human courage that the project required.

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