在我们当前的树访问者函数中可以轻松抽象这些函数，并支持预构建和自定义的迭代策略。
It is easy to abstract these functions in our current tree-visitor function and allow for pre-built and custom iteration strategies.
总之，一个流策略一旦被很好地定义，管理以及加强，就会为这个项目领导者提供一个构架为某次发布而管理工作。
All in all, a stream strategy that is well defined, managed, and enforced gives project leaders a structure to manage work targeted for a release.
该策略定义了文件在池间迁移的规则，可根据访问时间、修改时间、文件名、路径、所有者等文件属性将文件从某个池迁移另一个池。
This policy defines the rule to migrate files from one pool to another depending on various file attributes like access time, modified time, file name, path, owner, and so on.
该策略定义了从系统中删除文件的规则，可根据访问时间、修改时间、文件名、路径、所有者等文件属性对系统中的文件进行删除。
This policy defines the rule to delete the files from the system depending on various file attributes like access time, modified time, file name, path, owner, and so on.
但是如果更改是NFR增强，则需要基于提供者-使用者契约定义和标识运行时服务版本管理策略。
But if the change is an NFR enhancement, then you need to define and identify runtime service versioning policies based on the provider-consumer contract.
组件开发者可以使用程序的或声明的安全来定义授权策略。
Component developers can use either programmatic or declarative security to define authorization policies.
二者共同定义了隐私策略。
该策略定义了用于确定池的规则，可根据文件名、路径、所有者等文件属性将用户新建的文件放置于相应池中。
This policy defines the rule to determine the pool where the new files created by users are to be placed depending on various file attributes like file name, path, owner, and so on.
不过，许多SOA的实践者都会有强烈的感受，认为您应当预先定义这些策略，甚至在您开始第一个项目以构建服务之前就应进行定义。
However, many SOA practitioners feel strongly that you should begin defining these policies up front — even before you start the first project to build services.
在我们的样例场景中，业务所有者定义了一种策略，该策略用于为特定的定购选择加工工厂。
In our sample scenario, the business owners defined a policy for manufacturing plant selection for specific orders.
这里，国际化上下文可能派生自web服务提供者或是客户端，这要依靠预定义的国际化管理策略而决定。
Here, the internationalization context might be derived from the Web service provider or the client, depending on the predefined internationalization management policy.
Web服务策略框架 (WS-Policy)规范为服务请求者和服务提供者定义了语法和语义来描述他们的需求、首选项和性能。
The web Service Policy Framework (WS-Policy) specification defines a syntax and semantic for service providers and service requestors to describe their requirements, preferences, and capabilities.
策略定义使用者请求服务时必须满足的业务需求。
Policies define the business requirements that must be met when a consumer requests a service. A policy consists of three parts.
策略由需求管理、销售订单管理或两者的逻辑组合的需求类型定义。
This strategy is defined by a requirements type from Demand Management, Sales Order Management or a logical combination of both requirements types.
文章通过对学习者策略不同定义的比较，对研究状况的回顾，从外语学习和外语教学的角度对学习者策略进行初步的探讨。
By comparing the definitions of various kinds and reviewing the state of researches, this paper approaches the learner strategies form the Angle of foreign language learning and teaching.
文章通过对学习者策略不同定义的比较，对研究状况的回顾，从外语学习和外语教学的角度对学习者策略进行初步的探讨。
By comparing the definitions of various kinds and reviewing the state of researches, this paper approaches the learner strategies form the Angle of foreign language learning and teaching.
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