But unlike most wrapping frameworks, Rails can discover the features of the object model by querying the database table.
与大多数包装框架不同，Rails能通过查询数据库表发现对象模型的特征。
Firstly segment the object from images, then extract the features of the object, and finally identify the object based on the features.
可见图像分割、对象特征提取、基于特征设计识别算法，是图像对象识别的关键问题。
Combined with the traditional software testing theoretics, a synchronous testing model has been put forward according to the new features of the Object-oriented technology.
通过结合传统的测试理论，针对面向对象技术新特性在测试中所引发的问题，一种同步的测试过程模型被提出并建立。
Compared with public property and public money, the concept of organization property can be easily defined and definitely describe all aspects of the features of the object of the crimes.
单位财产这一范畴比公共财物或公款更明确，更易界定，更能全面反映该罪行为对象的特征。
The process can usefully be thought of in terms of the gradual emergence of two somewhat separate features: the self as a subject, and the self as an object.
这一过程会逐渐形成两种稍有不同的特征：主体自我和客体自我。
To use an extension, you directly create an object of the extension subclass, which can then use, add, or override features to the parent class it is derived from.
要使用一个扩展，您应该直接创建一个扩展子类对象，然后使用、添加、或者重写特性到父类(它从其中衍生的)。
In addition to introducing the benefits of object orientation, such as inheritance, polymorphism, and encapsulation, CORBA introduced a number of new features.
除引入面向对象的优点(如继承、多态性和封装)外，CORBA还引入了大量的新功能。
Also, the kind of features that will be difficult to understand if you don't have a solid grounding in OOP and at least a beginner's knowledge of PHP object syntax.
而且，如果不具备oop的坚实基础以及PHP对象语法的初步知识，这类特性将会很难理解。
One of the nicest Axis2 features is the AXIOM object model used for SOAP messages.
Axis2最好的特性之一就是为SOAP消息使用的AXIOM对象模型。
The Lifecycle category groups the features related to the history and current state of this learning object and those who have affected this learning object during its evolution.
生命期（Lifecycle）范畴包含与该学习对象的历史和当前状态有关的特性，以及在其演化过程中发挥作用的那些特性。
This system implemented a nonstandard interface to the underlying storage tuned for object semantics and other features (such as asynchronous notification of commits to disk).
这个系统实现一个到底层存储的非标准接口，这个底层存储已针对对象语义和其他特性(例如对磁盘提交的异步通知)调优。
A mock is a "fake" object that allows you to focus on testing important features within the scope of the Rails project, rather than on interactions with external systems that you have no control over.
mock是一个“伪”对象，它让我们能够集中精力测试Rails项目范围内的重要特性，而不必关注与无法控制的外部系统的交互。
The new object-oriented features and the addition of exception handling provide compelling reasons for migrating your code from PHP V4 to V5.
新的面向对象特性和异常处理的增加为将代码从PHPV 4迁移到PHP V5提供了强有力的理由。
Among the features now available are advanced filtering, which enables you to create custom filters in the navigator to reduce large object trees to manageable sizes with content of your choosing.
除了这些特性外目前可利用的还有高级过滤，它可以允许你在导航中创建自定义过滤器，从而缩减大量的对象树到易管理的规模，并且包含你选择的内容。
I showed you some of the promising features introduced by AXIOM, going beyond the typical XML object model.
我介绍了与典型的XML对象模型相比axiom引入的一些很有前途的特性。
However, if you shine a laser at the surface of an object, the way the light is reflected back can be used to gather information about the same features.
然而，如果采用激光对物体表面进行照射，那么光线反射回来的方式能用来收集具有相同特征物体的信息。
By breadth, I mean the features that were beyond the scope of this article, such as abstract classes, interfaces, the iterator interface, reflection, exceptions, and object cloning.
广度指的是超出本文范围的那些特性，比如抽象类、接口、迭代器接口、反射、异常和对象复制。
The introduction of new object-oriented programming (OOP) features in PHP V5 has significantly raised the level of functionality in this programming language.
PHPV5中新的面向对象编程（OOP）特性的引入显著提升了这个编程语言的功能层次。
A conventional object recognition system, when trying to discern a particular type of object in a digital image, will generally begin by looking for the object's salient features.
传统的物像识别系统在辨别数字图形中的一个特定物体时，通常是从寻找该物体的显著部件开始的。
Some of the server application Bridges are full-fledged application frameworks, with their own templating systems, authentication services, object-relational mappers, and other such features.
某些服务器应用程序桥梁是非常完善的应用程序框架，拥有它们自己的模板系统、身份验证服务、与对象相关的映射程序，以及其他诸如此类的功能。
The CORBA architecture features the notion of an object bus.
CORBA体系结构提出了对象总线(object bus)的概念。
The essential overview of all PHP's object-oriented features classes and objects (PHP V5) can be found in Chapter 19 of the official PHP Manual.
PHP的所有的面向对象特性类和对象 (PHPV5) 的基本概述可以在官方 PHP手册中的Chapter19中找到。
It allows Cell views to be cached until an attached versioning method decides to expire it, without loosing the object-oriented features of a Cell instance.
这个技术允许缓存Cells视图，直到一个加载的版本更新方法决定其已经过期，而不会使得一个Cell实例失去其面向对象的特性。
I've demonstrated a simple object-persistence scenario using the library's custom query language and the HSQLDB database and also discussed some of the library's advanced features.
我还使用该库的定制查询语言和HSQLDB数据库演示了一个简单的对象持久性场景，也探讨了该库的一些高级功能。
To fully utilize Jython's features you should also be familiar with the basic concepts of object-oriented programming.
要充分利用Jython的功能，还应该熟悉面向对象编程的基本概念。
Based on these features, an algorithm to extract fruits object from images, which is based on the approach of color space reference list, was put forward.
根据这一特性，提出了一种基于色彩空间参照表的适用于水果采摘机器人视觉系统果实目标提取的图像分割算法。
For the more experienced developer, it (as of V5) offers robust object-oriented features.
对于有经验的开发人员而言，PHP(从v5开始)提供了强大的面向对象特性。
Harry was just able to make out the indistinct features of an object that looked like a skull, and something like a mountain that was more shadow than substance.
哈利只能看到一个模糊的、头盖骨似的物体，还有似乎是一座山的影子，而以前的图像清晰逼真。
Many existing detecting algorithms of salient object mostly depend on the relationship between the pixels and lack the comprehension of salient object features.
现有的许多显著目标检测算法，大都依赖像素间的相互关系，而缺乏对焦点对象特征的理解。
Firstly, the shape moment features, size and velocity of each object are obtained through the segmentation of moving objects.
首先通过对运动目标的分割，分析得到各个物体的形状矩特征、面积大小及运动速度。
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