Radio Admission Control is the key technology to ensure the quality of multi-class service and improve system capacity efficiency.

呼叫接纳控制是保证各级业务服务质量和提高系统容量利用率的关键技术。

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This article introduced the methods about quality control of primary health care service of UK National health system, and summarized the existent questions of this system.

本文介绍了英国国民卫生系统控制初级卫生保健服务质量的方法，并总结了该体系存在的问题。

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Perfect quality control system, quality service, good prices is our services purposes and lifeline.

完善的质量控制体系、优质的服务、良好的价格是公司的服务宗旨与生命线。

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