Change in quality of service (QoS).

服务质量(QoS)中的变更。

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The theme range , idea and artistry of chorus works all have a change in quality.

作品的题材范围、思想性、艺术性等都有了一个质的变化。

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Therefore, quantity change, seen as the development of degree in quantity, is itself an expression of the gradual change in quality.

因此，所谓“量变过程”指的是等级量的进展过程。

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But in the case of goods that change in quality every year, it is much harder to split an increase in nominal ouput or spending between a change in volume and a change in price.

ECONOMIST: The numbers racket | The

Sarah Rochira said she believed "real action" was under way but evidence of the change in the quality of care of older patients was still lacking.

BBC: Elderly care change 'is not showing,' says commissioner

Metro PCS, Cricket, Cincinnati Bell, and the Associated Carrier Group of regional CDMA carriers (ACG) have all mandated the Apkudo Approved process for their new Android devices, so we could be about to see a change in the quality of devices on these networks.

FORBES: How the 'Little Guy' Wireless Carriers are Battling AT&T and Verizon