Yet traditional measures of manufacturing productivity have shown significant increases despite the under measurement of quality, whereas service productivity has continued to stagnate.
然而，传统的制造业生产率衡量指标显示，尽管质量衡量不足，但生产率显著提高，而服务业生产率则继续停滞不前。
Telecom fee information service as an important measurement of telecom operators quality service will become one of the key factors deciding the level of the operators' quality of service.
话费信息服务作为体现电信运营企业服务质量高低重要的一环将成为决定运营商服务质量高低的关键因素之一。
Min-Max estimate mechanism based on the equivalent bandwidth and bound bandwidth, composed with the measurement mechanism, it controls the packet lost, guarantees the quality of service.
最小最大带宽估计策略，基于等效带宽和边界带宽机制，结合测量机制在提高资源利用率的同时控制了接入分组丢失，保证了服务质量；
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