The paper gives a verification of the soundness and performance analysis of this Web services composition model based on SPN-NET.
文中给出了基于SPN - NET模型的服务组合合理性验证和性能分析方法。
The services composition plan was transferred into an AOV graph equivalently, and then was transformed into a binary tree further.
首先将一个服务的组合方案等效成AOV图，并将其转换成二叉树，然后进行后续遍历并编码。
How organize these resources effectively to turn them into more powerful, more complete application requirements, is the hot spot of current services composition.
如何将这些资源有效组织，完成功能更强大、更完整的应用需求，成为当前服务组装研究的热点。
SOA's feature of loosely coupled promises rapid services composition and dynamic reconfiguration, but it also challenges the consistency and reliability of systems.
SOA松散耦合的特性保证了服务的快速组合和动态配置，然而，与此同时也给系统的一致性和可靠性带来了更多的挑战。
Web service composition can be divided into two classes, narndy centralized architecture and decentralized architecture, by the location of the Web services composition engine.
组合服务按照其引擎分布可分为：集中式服务组合和分布式服务组合。
Composition design is concerned with designing a solution based on a set of existing services.
复合设计是关于如何在一组现有服务的基础上设计出一个解决方案。
The move to services thinking changes the skills and composition of teams in an organization.
服务思想的转换改变了技能和组织中团队的组成。
Short-running processes are the composition of services that are fully automated and completed (almost) instantly.
短时间运行的流程由完全自动化、即时完成（几乎）的服务组成。
The choreography of composite services defines their flow and composition from elemental services.
组合服务的编排通过基本服务定义其流程和组成。
Since a service provider can do its work by requesting other services, you can use a layered composition of services for your design.
由于服务提供者能够通过请求其他服务来完成自己的工作，在设计上就可以使用服务的分层结构。
In part 4. Service Composition we looked at how services participants can be assembled by connecting compatible requests and services through service channels.
在第4部分。服务的组成中，我们查看了怎样通过服务渠道将可协调的请求与服务联系起来，来集合服务参与者。
Service Component Architecture (SCA) attempts unification of components that provide services and composition of SOA systems from service components.
服务构件架构（SCA）试着将提供服务和SOA系统的组成部分统一起来。
The most flexible way to govern the dynamic composition of processes and services is through the use of business rules.
管理流程和服务的动态组成的最灵活方式是使用业务规则。
So, variability can affect the participant services and their order of execution in a composition.
因此，可变性会影响各个参与服务以及它们在组合中的执行顺序。
A composition often manages the state of its services, similar to what a BPEL engine would do for its composed services.
组合常常对其服务的状态进行管理，与BPEL引擎处理其所组合的服务的方式相似。
In addition, you should examine legacy systems to determine whether some of their functionality can be exposed as services and included in the composition.
此外，您应该检查遗留系统，以确定是否其部分功能可作为服务公开并包括在组合中。
A business process is created by the composition and choreography of business services provided by service components.
业务流程是通过组合和编排服务组件所提供的业务服务创建而成的。
The figure illustrates how steps within a business process can be realized through either a single service or through a composition of multiple services.
该图演示了业务流程中的各个步骤可以如何通过单个服务或多个服务的组合进行实现。
It is my claim that having versioned services and schemas based on compatible, federated information models will enable progressive composition of services.
我认为，拥有受版本管理、基于兼容和联邦信息模型的服务与模式将促进服务的动态组合。
Such recursive composition of business services is one of the most important features of SOA, allowing to rapidly build new solutions based on the existing business services.
这种业务服务的递归复合是SOA最重要的特性之一，它使我们可以快速地在现有业务服务的基础上构建新的解决方案。
Others have stressed the need for integration services to lead this composition.
其他人已经强调了为了进行此组合而对集成服务的要求。
Provide a business-level abstraction for the composition of preexisting business services.
提供预先存在的业务服务的业务级别抽象。
Another possible approach to the implementation of composite services is event-based composition.
另一种实现复合服务的可能方式是基于事件的复合。
Integration and service composition can be implemented directly by point-to-point connections and composite services.
集成及服务复合体可以直接由点对点的连接以及服务的复合来实现。
Recursive composition provides one method of aggregating services from various providers into a single solution.
递归组合提供一种将来自不同提供者的服务聚集到单个解决方案的方法。
The business process is a composition of these services.
业务流程是这些服务的组合。
Variation points can be implemented by parameterized services or by multiple services participating in a composition.
可变点可通过参数化的服务或通过多个参与组合的服务来实现。
SCA represents some very concrete steps for what people often vaguely describe as "SOA" : reuse, composition, policy administration, and loosely coupled services.
SCA代表了一些人们常常统称为“SOA”的具体步骤：重用、组合、策略管理和松耦合服务。
The ability to define a business service that can be realized through a composition of one or more IT services raises the level of abstraction of reuse - one of the main advantages of SOA.
通过组装一个或多个IT服务来定义业务服务的能力提升了重用的抽象层次，这是SOA的主要优势之一。
The ability to define a business service that can be realized through a composition of one or more IT services raises the level of abstraction of reuse - one of the main advantages of SOA.
通过组装一个或多个IT服务来定义业务服务的能力提升了重用的抽象层次，这是SOA的主要优势之一。
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