因为它们的主要用途不是功能性的，所以它们只在制造材料方面受到限制。
Because their primary purpose is not functional, they are only limited in terms of the materials used to make them.
因为音乐演奏比起演讲来说，更需要回声，所以我们必须考虑房间的主要用途。
So we'll have to take into account what the room will be mainly used for, since music requires more reverberation than speech.
在选择最能促进课堂学习的评分方法时，教师应具有很大的自由度；毕竟，这是成绩的主要用途。
A teacher deserves wide latitude in selecting the method of grading that best promotes learning in her classroom; that is, after all, the prime function of grades.
该工作产品的三个主要用途是。
这就是清单5中的示例的主要用途。
GUI的主要用途是呈现地图。
分号的两个主要用途，都很容易识别。
鼠标支持有两个主要用途：坐标跟踪和缩放。
Mouse support has two main USES: coordinate tracking, and zooming.
其主要用途是在多个事务之间管理状态信息。
A primary use is to manage state across multiple transactions.
这栋建筑物的主要用途是什么？
那才是为这种带子设计的主要用途。
这个笔记本的主要用途是帮你准备一周学习计划。
The main purpose of the notebook is to help you prepare a weekly study schedule.
这款内存条的主要用途将是用于小型服务器机型。
下面简要介绍这些模式的主要用途和典型的使用场景。
Now each of these patterns will be sketched to provide insight into their major purpose and typical use case scenarios.
通常，信号的主要用途是同步某个线程与其他线程的动作。
Usually, the main use of a semaphore is to synchronize a thread?s action with other threads.
它们的主要用途是存储通过特定cobol特性产生的信息。
Their primary use is to store information produced through specific COBOL features.
燃料电池有三种主要用途：运输工具、携带用电源、固定装置。
Fuel cells have three main applications: transportation, portable USES, and stationary installations.
它们的主要用途是以受控制的方式向业务对象公开封装的数据。
Their main reason for existing is to expose the encapsulated data to the business objects in a controlled fashion.
这个回调函数的主要用途是处理PAM服务抛出的所有询问。
The primary purpose of the callback function is to allow you to handle all the challenges thrown your way by the PAM service.
其次，JAXP的主要用途是在处理解析器时提供开发商独立性。
Second, a major purpose of JAXP is to provide vendor independence when dealing with parsers.
报表组件的主要用途是提供团队或项目的操作、行为和进度感知性。
The primary purpose of the reports component is to provide an awareness of the actions, behaviours and progress of a team or project.
其主要用途是为自卫、武器、对抗和除障系统提供作战用车载电源。
Its primary purpose is to provide enough on-board power to operate significant self-defense, weapon, countermeasures, and route-clearing systems.
而这个军事基地的主要用途就是为了进行飞机和武器系统的研发测试。
The base’s primary purpose is to support development and testing of experimental aircraft and weapons systems.
这是Overdisk的主要用途，不过让我们浏览一下剩下的菜单选项。
That is the main purposes of Overdisk but let's go through the rest of the menu options as well.
Web 2.0的主要用途是用许多新方法连接人员，并利用集体的智慧。
The main agenda of Web 2.0 is to connect people in numerous new ways and utilize their collective strengths.
FHS的主要用途是为应用程序提供一个能找到标准配置文件的通用位置。
The main purpose of the FHS is to provide applications a common location to find standard configuration files.
Cookie的主要用途是存储认证和会话信息、您的信息以及您的首选项。
The primary use of cookies is to store authentication and session information, your information, and your preferences.
因为包装器的主要用途是封装业务数据，所以可以用XML数据模型替换它们。
Since the main reason to have the wrapper objects was to encapsulate business data, they can be replaced with an XML data model.
其主要用途包括矿石加工，化肥生产，石油炼制，废水处理和化学合成。
Principal USES include ore processing, fertilizer manufacturing, oil refining, wastewater processing and chemical synthesis.
其主要用途包括矿石加工，化肥生产，石油炼制，废水处理和化学合成。
Principal USES include ore processing, fertilizer manufacturing, oil refining, wastewater processing and chemical synthesis.
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