管理学 服务质量 释 quality of service 服务质量 用于衡量使用一个服务的满意程度的综合指标。简称QoS。 理学 软件服务质量保证 释 service quality 服务质量 服务感知（P）和服务期望（E）的差。
网络与数据通信 协议体系与组成结构 释文 quality of service, QoS 服务质量
- Yinxiangcheng
- Yin Xiangchu
- Yinxian Sect of Taoism
- Yin Xiumei
- Yinxiuxuan Collection
- Yinxue Shishu
- Yinxue Wushu
- Yinxue Wushu (Five Works on Phonology), 13 volumes
- Yin Xu World Culture Heritage
- yin-yang
- Yin-yang-11 Meridians Classic of Moxibustion
- Yin-Yang and five elements
- yin yang classification of natural phenomena
- yin-yang coil
- yin-yang disharmony
- yin yang effect
- yin-yang effect
- yin-yang grid
- yin-yang nonexistence
- yin-yang poisoning
- yin-yang theory
- yin-yang vital activity
- Yinyuan
- Yin Yuanzhen
- Yin Yulong