Pattern matching is also useful for the design problem where you need to get at data inside an object, but only in special circumstances.
在你遇到需要从对象内部提取数据的设计问题时，模式匹配也有用，但是仅限一些特殊的情况。
Storing data is very useful, but often, we want to get some information back.
存储数据非常有用，但我们往往想要获得一些反馈信息。
Once you have some sources of data in RDF, and you have ontologies to let you determine the relationships between them, you need a way to get useful information out of them.
一旦您拥有了采用RDF的一些数据源，并且拥有可以确定它们之间关系的本体，那么您需要一种从中获得有用信息的方法。
Once you have a bunch of data inside an RDBMS, you usually want to get it back out in structured and useful ways.
在RDBMS中有了一束数据后，通常希望以结构化和有用的方式检索它们。
What's nice about this data is that it's not only useful, but also very quick to get hold of, even for very large JVM heaps.
这类数据信息的好处是，不仅非常有用而且对于很大的JVM堆也能快速反馈结果。
The API described in Listing 7 is useful only when you have an existing SOAPElement and need to get the data out in an easy manner.
清单7中描述的API仅在您当前具有SOAPElement 且需要通过简单的方式来获得数据时有用。
This might be useful to the IBM Support team to ensure that they get all of the notes, files, and data you've pulled together during your own investigation.
这可能对IBMSupport团队很有用，能帮助他们获得您在自行调查期间收集的所有说明、文件和数据。
Tuples are very useful for containing defined elements and describing different complex data structures, and Erlang allows you to set and get values in a tuple explicitly (see Listing 15).
元组对于包含定义的元素和描述各种复杂数据结构非常有用。Erlang允许显式地设置和获取元组中的值(参见清单15)。
Therefore, it is useful to get the data only once, cache it, and have all other components use the cached data, instead of accessing the backend system again.
因此，只一次获取数据，对数据进行缓存，并让所有其他组件使用该缓存的数据，而非再次访问后端系统，这是很有益的。
In order to get the better useful information from the exam data, which with complex and uncertain data, it is necessary to preprocess the source data.
为了更好地从大量复杂的和不确定的考试数据中有效地挖掘有用的信息，必须对源数据进行预处理。
In the Decision Support System the application of Rough Set could analyze, infer to the incomplete data and pick-up useful character, simplify information processing, and get conclusion in the end.
应用粗集理论可以在决策支持系统中对不完备数据进行分析、推理，提取有用特征，简化信息处理，得出肯定结论。
The test procedure shall be strictly followed in order to get useful and accurate data for design.
该实验程序必须严格遵守以得到准确的数据用于设计。
This is useful when you want to set a data source based on information you get at run time.
当您希望依据在运行时获得的信息来设置数据源时，采用这种方式很有用。
In this paper, a intelligent analysis mode based on Data Mining in Armored Equipment Maintenance and Management is presented to get a useful knowledge for the decisionmaker.
本文提出了基于智能分析中的数据挖掘技术提出了装备维修管理智能分析模型，实现从海量数据中挖掘出有用的模式，为相关人员提供决策支持。
In this paper, a intelligent analysis mode based on Data Mining in Armored Equipment Maintenance and Management is presented to get a useful knowledge for the decisionmaker.
本文提出了基于智能分析中的数据挖掘技术提出了装备维修管理智能分析模型，实现从海量数据中挖掘出有用的模式，为相关人员提供决策支持。
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