A project manager may use essential use cases to determine how many iterations will be required.
项目经理可以使用基本的使用用例来确定需要多少次迭代。
Essential use cases are abstract, lightweight, technology-free dialogues between user and system.
本质用例描述了用户与系统间抽象、轻量级和技术无关的对话过程。
There are two basic flavors of use case models: essential use case models, and system use case models.
用例模型有两种基本风格：基本用例模型和系统用例模型。
Handling changes, actions, or user interaction in other views is the essential use case of delegates.
处理变化，行动，或在其他视图中的用户交互是必不可少的使用情况代表。
An essential use case model, often referred to as a business or abstract use case model, models a technology-independent view of your behavioral requirements.
基本用例模型，通常称为商业或抽象用例模型，对行为需求的与技术无关的视图建模。
Economic law does not deny market regulations, actually, it corrects the inherent short coming of market regulations so as to defend the essential use of market regulating.
经济法不是要否定市场调节的作用，而是为了纠正市场调节的固有缺陷，以维护市场调节的基础性作用。
An essential use case, on the other hand, is based on the purpose or intentions of a user, rather than on the concrete steps or mechanisms by which the purpose or intention might be carried out.
另一方面，基本用例基于用户的目的或意图，而不是基于实现目的或意图可能依据的具体步骤或机制。
However, many students have difficulty in writing the thesis statement, mainly because they are not sure of its rules and requirements, nor certain of its writing procedure and essential use.
论题句是英语专业毕业论文写作中的一个重要环节，在一定程度上，它直接影响论文写作的质量。
She decided that she was going to try to just use cash for two weeks to make all of her essential purchases and see what that would do to her spending.
她决定尝试在两周内只用现金来进行所有必需的采购，看看这会对她的消费产生什么影响。
The serializer is not technically part of the XSLT processor, but it is essential for practical use.
从技术上看，串行化器并不是XSLT处理器的一部分，但它在实际使用中是必不可少的。
For these reasons, it is essential to define the interfaces that the stubs and skeletons use.
出于这些原因，定义存根和骨架使用的接口是最基本的要求。
I used several working examples to demonstrate the use of essential JCSP constructs such as processes, channels, and guards.
我用了几个实例演示了基本的JCSP构造(例如进程、通道和警卫等)的使用。
The essential criterion for deciding whether to break use cases apart is whether their goals are different.
决定是否分隔用例的本质标准是他们的目标是否不同。
What we have to get away from is the comprehensive and explicit nature of the interface and start to use essential information that will reduce the burden of explicit interaction.
我们需要改变用户界面本身的广泛性和含糊不清，开始利用必要的信息来加强清晰明确的互动。
You are expected to have knowledge of table manners such as what folk or knife to use as these are essential in western dining.
你要懂得餐桌礼仪，比如刀叉的使用，这些在西方宴会中是必不可少的。
Besides an electric fan, a folding desk for use in bed is also essential for dorm life.
除了电风扇，床上折叠桌也是必不可少的寝室生活用品。
Saturated Fats: Strengthen the immune system. Needed for proper use of the essential fatty acids.
饱和脂肪：饱和脂肪能够加强机体的免疫系统，在对基本脂肪酸的目的性使用时需要用到饱和脂肪，例如离开了饱和脂肪，肺就不能正常发挥作用。
Through this article you will be provided with some essential information about the use of dietary supplements during pregnancy.
这篇文章为你提供一些在怀孕期间有关营养补充剂使用的必备的信息。
Such knowledge is not needed for everyday use, but is an essential method of philosophical analysis.
这样的知识在日常生活中并没有用，但却是哲学分析的重要方法。
Users should understand the cause and the resolution of metatype conflicts. This becomes essential when you want to use more than one custom metaclass.
用户应该理解元类型冲突的原因和解决方案，当您想使用多个定制的元类时，这将非常必要。
You use this topic to provide background for understanding essential information about a product or process.
使用该主题来为理解关于产品或流程的重要信息提供背景知识。
It's all routine stuff now, but then it was new, and our use of technology was essential to the campaigns ability to meet Carville's goal of being focused and fast.
现在这些都是老一套了，但在那时是很新式的手段，我们对高技术产品的使用至关重要，有了它们，才能达到卡维尔专注和快速的目标。
The document on national essential drug policies, including the rational use of medicines, expresses well that thirst for efficiency and intolerance of waste I just mentioned.
关于国家基本药物政策的文件涵盖了合理用药问题，它很好地体现出我在前文提到的彰显效率和杜绝浪费。
This year, World Food Day 2002 had a special meaning as FAO joins with the international community to promote the sustainable use of this essential global resource.
今年，由于粮农组织与其他国际社会共同促进这个全球重要资源的可持续性利用，2002年的世界粮食日将具有一个特殊的意义。
Use of checklists were essential to keeping everyone in sync.
检查表的使用对保持所有人同步很关键。
A free operating system is essential for people to be able to use computers in freedom.
一个免费的操作系统是人们可以自由使用计算机的基础。
A free operating system is essential for people to be able to use computers in freedom.
一个免费的操作系统是人们可以自由使用计算机的基础。
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