在继续阅读本文之前，您应该阅读本系列中的前两篇文章，其中提供了对业务流程编排人员解析和授权的介绍。
Before continuing with this article, you should read the first two articles in this series, which provide an introduction to Business Process Choreographer staff resolution and authorization.
在查看代码之前，我们先介绍基础的场景，我们在该场景中扮演一个调查中心，负责研究公众喜欢的图书、电影、歌曲和站点的品味。
Before looking at the code, let us introduce our basic scenario, in which we, as an example, are a survey center, specializing in public tastes of favorite books, movies, songs, and sites.
在介绍软件开发中的看板之前，我来详细的介绍下看板最初的用法，也就是TPS中的看板。
Before getting into Kanban in software development, here I take a close look at its original usage i.e. Kanban in TPS.
在介绍评估路线图之前，我们首先讨论在评估活动中能够提供的指导框架。
Before presenting the assessment roadmap, we first discuss frameworks that can serve as guides during the assessment activities.
下面介绍了如何列出您的home目录树中、在整整一个小时之前经过修改的所有的文件？
Here's how to list all the files in your home directory tree that were modified exactly one hour ago.
在我开始介绍用Groovy进行单元测试的实际经验之前，我认为先谈谈一个更具一般性的问题——它在您的开发工具箱中的位置，这非常重要。
Before I launch into the practical aspects of unit testing with Groovy, I think it's important to talk about the more general issue of its place in your development toolbox.
在第三章和第四章继续详细介绍表达式和语句的细节之前，非常有必要介绍一个本章例子中已经展示了的高层次的概念。
Before continuing on to consider the details of expressions and statements in Chapters 3 and 4, it is important to introduce one more high-level concept illustrated by the examples in this chapter.
在之前介绍的MapUtilities中创建好了地图查找功能性之后，您需要找到一种途径，使用户能够通过SametimeGUI访问此功能。
Having created the map lookup functionality in the MapUtilities class covered earlier, you need a way for the user to access this functionality through the Sametime GUI.
在本系列的第1部分中，我们将介绍如何使用CEP框架，在IBM产品和价格目录中的错误出现并影响客户之前，帮助确定这些错误。
In Part 1 of this series, we'll describe how the BEP framework is used to help identify errors in the IBM product and price catalog before they occur and before they can impact customers.
在我们的示例中，调用者是get _ rss_feeds函数，该函数我们之前已经介绍过了。
In our case, the caller is get_rss_feeds function, which we discussed previously.
在介绍构建RESTfulWeb服务的方法之前，需要使用IntegrationDeveloper中的ESD发现SAP系统中的服务和元数据。
Before introducing the approaches to build RESTful Web services, we need use the ESD in Integration Developer to discover the services and metadata from the SAP system.
在介绍ASP.NET 2.0ViewState的改进之前，简要总结目前版本中ViewState的用途和实现是适宜的。
Before I jump into the improvements in view state in ASP.NET 2.0, a short summary of the purpose and implementation of view state in the current release is in order.
在之前的章节中已经粗略的介绍过一下导航系统，我们会更具体的学习这些系统。
While we have reviewed many of the navigation systems in the cockpit control chapter, this Navigation chapter will review the practical application of these system.
介绍一下这个数字的背景资料：在之前关于德雷克等式的讨论中，每 100 亿颗行星中能够诞生一个文明被认为是非常悲 观的看法。
To give some context for that figure: In previous discussions of the Drake equation, a probability for civilizations to form of one in 10 billion per planet was considered highly pessimistic.
第二中尉安德鲁费拉拉，23日，加州托兰斯，在沙画一张地图，在介绍之前在9月14日在库纳尔省的战斗前哨蒙蒂使命。
Second Lieutenant Andrew Ferrara, 23, of Torrance, Calif., draws a map in the sand during a briefing before a mission on Sept. 14 at Combat Outpost Monti in Kunar province.
第二中尉安德鲁费拉拉，23日，加州托兰斯，在沙画一张地图，在介绍之前在9月14日在库纳尔省的战斗前哨蒙蒂使命。
Second Lieutenant Andrew Ferrara, 23, of Torrance, Calif., draws a map in the sand during a briefing before a mission on Sept. 14 at Combat Outpost Monti in Kunar province.
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