层直接代表多层应用程序中的一层。
Tier directly represents a tier in a multi-tier application.
这代表多层应用程序，它由几个层组成。
This represents the multi-tier application and it comprises of a number of tiers.
对于开发多层应用程序时，非常有用。
It can be very useful when developing multi-layered applications.
阶层互动程序码剖析会提供其他资讯，包括多层应用程序透过ado。
Tier interaction profiling provides additional information about the execution times of functions of multi-tiered applications that communicate with databases through ADO.
这意味着其他模块无法修改此数据库。这减少了出现问题时在多层应用程序体系结构中需要遵守的调试路径。
This means that no other modules can modify the database, reducing the debugging paths you need to follow in a multi-tiered application architecture when problems arise.
使用RemoteServer和RemoteConnection组件，就可以使用. NETRemoting来开发多层应用程序。
With the use of the RemoteServer and RemoteConnection components, this can lead to multi-tier applications using.net Remoting.
虽然后两个版本中都有 Win32和 .NET 的个性化设置，但是在本文中，我们希望着重讨论 .NET 用来构建多层应用程序的能力。
The later two have both Win32 and .NET personalities, but in this article I want to focus specifically on the .NET capabilities to build multi-tier applications.
实际业务应用程序的数据类型通常较大而且内容复杂，并具有许多属性和多层嵌套。
Data types for realistic business applications are often both large and complex, having many properties and many levels of nesting.
框架驻留在多层企业级应用程序环境中的业务层中。
The framework resides in the business tier of a multi-tiered enterprise application environment.
可以用这些组件来提供多层的、基于客户机和服务器的企业应用程序。
The components can then be used to provide multi-tier client - and server-based enterprise applications.
J2EE是一个非常健壮且流行的标准，适用于多层企业应用程序。
J2EE is a very robust and popular standard for multi-tier enterprise applications.
同样的，今天的应用程序往往非常复杂，包含很多层次。
Likewise, today's applications tend to be remarkably complex, comprising many layers of concern.
在一个多层系统中，用户通常会发起长对话(或应用程序事务)。
In a multi-tier system, users usually initiate long conversations (or application transactions).
应用程序和系统架构师如今具备从Internet和intranet基础设施设计到多层冗余硬件和软件终端等广博的知识。
Application and system architects today have a broad base of knowledge from Internet and Intranet infrastructure designs to multi-layered redundant hardware and software backends.
从图1可以看到，在这种多层场景中使用APP_USER之类的通用应用程序用户存在几个问题。
As Figure 1 illustrates, there are several inherent problems with the usage of a generic application user such as APP_USER in such multi-tier scenarios.
J2EE平台由服务、应用程序编程接口（application programminginterfaces，API）及协议所组成，该协议提供了开发多层的且基于 Web 的应用程序的功能。
The J2EE platform consists of services, application programming interfaces (APIs), and protocols that provide functions for developing multi-tiered, Web-based applications.
调试中的一大挑战就是应用程序和WebSphereMQAPI之间往往存在多层系统代码。
One of the challenges in debugging is that there are often many layers of system code between the application and the WebSphere MQ API.
每个服务器都需要由多层软件组成的软件堆栈(操作系统、中间件和应用程序)。
Each server requires a software stack composed of layers of software (operating system, middleware, and applications).
与大部分动态Web应用程序一样，Web服务可以从多层架构的关注点分离中受益。
Web services can benefit from the separation of concerns inherent in a multi-tier architecture in much the same way as most dynamic Web applications.
这就是所谓的多层数据库应用程序设计。
在一个多层的数据库应用系统中，应用程序服务器的负载均衡能力为各个客户端应用程序的正常运行提供了一系列的安全保障。
In application system of a multi-layer database, the ability of application servers load balance can provide some safety service to ensure the systems normal running.
分布式多层系统由客户端应用程序，应用程序服务器和数据库服务器层次构成。
Distributed-tier structure is included to Client application program application program sever and Database sever.
调试多层数据库应用程序。
调试多层数据库应用程序。
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