For example , to prevent illegal overloading of core classes , midp vms do not allow user - defined class loaders 例如，为了防止对核心类的非法重载， midp vm不允许用户定义的类装入器。
In crystal reports these object models center around a core class that encapsulates a report definition file 在crystal reports中，这些对象模型均围绕一个封装报表定义文件的核心类。
In this documentation , an object model refers to a core class and those classes surrounding it , which form a programming model 在本文档中，对象模型指的是构成编程模型的核心类及其周围类。
With core classes and interactions in place , we can take a look at the presentation layer necessary to complete our portlet 布置好核心类和交互作用后，我们可以看一下完成我们的portlet所需的表示层。
The article describes api configuration and core classes and interfaces . it also includes a sample application that shows you how to use the api 本文将介绍api配置与核心类和接口，还通过一个例子说明如何使用这种api 。
In addition to the core classes listed in the table above , a . net framework data provider also contains the classes listed in the following table 除上表列出的核心类之外， . net framework数据提供程序还包含下表列出的类。
Most are about j2se and development procedures - questions about the java language , core classes , and how to improve their development processes 后来发现，大部分问题都是关于j2se和开发过程的提出的问题主要是关于java语言、核心类以及如何改进他们的开发过程。
The design revolves around two core classes and three interfaces i use the term " interface " loosely - technically there is one interface and two abstract classes . an instance of the 设计包括两个核心类和三个接口（我使用术语“接口”似乎不太严谨在技术上是一个接口和两个抽象类） 。
But from the view of the application and development , this platform has two shortages : firstly this jxme platform ' s basic class is very complex , so developing application based on this platform is difficulty . secondly this platform does not support xml document parser 但是从jxme平台的应用和发展的角度来看，当前平台主要存在两个方面的不足：第一是jxme平台基本核心类的使用过于复杂，不利于应用程序的开发；第二是jxme不支持xml格式的数据。
