These include both the syntactic and the operational (quality of service) characteristics in a service specification.
非语义特征包括服务规范中的句法和操作（服务质量）特征。
2
The syntactic characteristics offered by the provider need not satisfy those in the service specification, since the mediation acts as an intermediary.
提供者提供的句法特征不必满足服务规范中的句法特征，因为有中介作为媒介。
3
The syntactic characteristics offered by the provider must satisfy those in the service specification, and.