And that leads to the failings of the Electronic Health Record model - it is all about databases.
这导致了电子病历模型的失败-都是数据库的错。
You can find a list of the Active Record model validations that can be defined in the class scope here.
在这里可以找到可以在类范围中定义的ActiveRecord模型检验列表。
The framework queries two sources of metadata: the Active Record model and a custom metadata file for each model object.
框架查询两个元数据源：活动记录模型和每个模型对象的定制元数据文件。
The second loop iterates through all relationships in the Active Record model and renders the appropriate partial for each relationship.
第二个循环在活动目录模型中的所有关系上迭代，并呈现每个关系的适当部分。
By saying nothing more than acts_as_tree in your ActiveRecord model, you can dynamically add methods to manage the tree, such as methods that retrieve the parent record or child record.
通过使用ActiveRecord模型中的acts_as _ tree，可以动态地添加方法来管理树，比如检索父记录或子记录的方法。
Many species appear to remain unchanged in the fossil record for millions of years—a situation that seems to be at odds with Darwin's model of continuous change.
许多物种似乎在数百万年的化石记录中都保持不变——而这种情况似乎与达尔文的持续变化模型不一致。
A primary key is a special thing in the relational model: It must be unique to each record (row) of a table.
在关系模型中主键是特殊的事物：它对于表的每个记录(行)必须是唯一的。
Record labels sound terribly innovative when they talk about bundling music together with broadband subscriptions. Yet this model comes from television.
唱片公司在讨论将音乐产品和网络付费业务捆绑，这听起来相当新颖，而这种模式就来自于电视。
If the record companies are understandably torn about how to respond to a new distribution model, the television firms are simply wrong.
在如何应对新分发模式一事上，唱片公司左右为难尚可理解，电视公司却大错特错。
The new data has no classification (in this case, no checks on heart disease have been made) and the scoring process assigns a prediction to each new record according to the mining model.
新的数据没有分类别（这里是指还没有做过心脏病检查），评价过程根据挖掘模型将一个预测赋给每个新的记录。
After a decade of chaos, has the record industry finally hit upon the right new business model?
经过十年混乱之后，唱片行业能否在新模式下得以重生？
A second, more subtle reason is that the model, not the diagrams, becomes the expression of record for the structure, semantics, and behavior of the system.
其次，更细微的原因是模型，不是图，成为系统的结构、语义和行为的记录的表示。
Active Record is an object-relational mapping (ORM) that follows a standard ORM model.
ActiveRecord是遵照了标准的or m模型的对象关系映射(object - relational mapping,ORM)。
A comment in this model is a record in ClearQuest rather than a concatenated string used in the notes package.
ClearQuest中这种模式中的评论是一个记录，而不是运用在注释包中的连接字符串。
YouTube could record those moments of salience, could use them to build a model, a data shadow, which could reinforce your own ability to make decisions about who should see what.
YouTube也可以把这些传播卓越的瞬间记录下来，用这些信息建立一个模式—一个信息阴影—而这个阴影可以帮你加强自己在决定“谁应该看什么”时的能力。
The CIM data model offered two different ways to record meter readings: reading and interval-reading.
CIM数据模型提供了两种不同的记录仪表读数的方法：reading和interval - reading。
Its use of a subscription model comes at a time when CD profits are lagging and larger social-networking sites are negotiating with record labels to incorporate music streaming.
MOG采取了订阅服务的模式，眼下CD出版业盈利状况不佳，更大的社交网站则在与唱片公司商谈添加网上收听的事宜。
Active Record users do not always need to change model objects as the data model changes.
ActiveRecord用户并不总需要随着数据模型的改变而改变模型对象。
ActiveScaffold will create SQL that searches all varchar columns for the model so that entering a term like "ham" will find my user record based on my last name.
ActiveScaffold会创建一条sql语句为模型搜索所有的varchar列，这样输入诸如“ham”之类的条件就可以找到基于姓氏的用户记录了。
It does not currently include Active Record, the powerful domain model library on which Rails database model objects are built.
当前的版本还未包括ActiveRecord，这是Rails数据库模型对象赖以为根本的强大的领域模型类库。
In fact, certain models even posses the ability to record audio through their headphone jacks, meaning it's easy to turn an old model into a cheap, high-quality audio recorder.
事实上，某些旧型号甚至只是具备通过耳机插孔录制音频的能力，这意味着旧型号的MP3可以很简单的变成一个便宜而高品质的录音设备。
A model, actor and singer, her business interests include fashion design, a record label and a perfume range.
作为一个模特、演员和歌手，她的商业兴趣包括时装设计，唱片公司和香水。
Powered by a Volkswagen 1.6-litre common rail TDI engine developing 105 PS, the Passat BlueMotion used for the record attempt was a standard production model.
配备有大众汽车1.6升共轨t DI开发型105马力引擎，用于破纪录的帕萨特蓝色精灵属于标准生产车型。
The figures are based on a reduced record set constrained by model filters beyond the user's control.
这些数字是基于一个缩减的数据集，而这些数据集是由模型过滤器所限制，超越了用户控制范围。
The traditional record-label business model—the one based on controlling access and distribution—is dead.
传统唱片业的销售模式，即仅仅建立在发行渠道的控制和传播上以获得盈利这一模式，已经玩儿完了。
Meanwhile, Top100.cn's riskier model offers record labels a share of a small but unlimited amount of advertising revenue, as well as market information from a broad audience.
与此同时，巨鲸音乐网风险更高的业务形式则向唱片公司提供了份额虽小但无限的广告收入的一小部分，以及来自广大听众的市场信息。
Power, test time, record period, voltage lower limit, voltage upper limit, lead internal resistance, operation model, data and time parameter can be set with keyboard.
通过键盘可设置：功率、测试时长、记录周期、电压下限、电压上限、导线内阻、操作模式、日期、时间等参数。
Using the sample model in this document, adding items in Query Studio from all three dimensions returns a much reduced record set.
在本文的模型示例中，从所有三个维度向QueryStudio添加项目，然后返回一个缩减了很多的数据集。
This article introduces the theory of electronic record metadata model and the design of electronic document metadata management system.
本文主要介绍电子文件元数据模型的管理理论和电子文件元数据管理系统的理论与设计。
This article introduces the theory of electronic record metadata model and the design of electronic document metadata management system.
本文主要介绍电子文件元数据模型的管理理论和电子文件元数据管理系统的理论与设计。
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