Commands are designed to meet differentquality of service (QoS) policy objectives. This table lists those differing objectives.
命令用来满足不同的QOS要求，下表列出了这些QOS要求。
2
It is worth noting that the desire for validation may have had a differentquality than the desire for a drink. Wrote the authors.
应该注意到这种“亟待证明自己”的渴望和“痛快喝顿酒”的渴望，其品质是不同的，作者写道。
3
In the future, expect to see your handheld devices jump transparently between networks controlled by different providers and offering differentquality guarantees.