operating class造句

Programmer who accord to the structure composed of n - layers , which applies to dbms , can design code model including entity class , operating class and several web pages . then the xml document in terms structure of the database can be build . then the xsl conversion document based upon the code model and xml document can be designed
根据数据库应用程序开发中的n层架构,可设计架构中的实体类、操作类及多个数据库操作页面等源代码模型,并按照数据库及其表结构信息来生成xml文档,再根据源代码模型的要求和xml文档原型制定xsl转换文件,最后通过编写特定的程序控制转换操作,即可以自动生成所需要的源代码文件。
It's difficult to find operating class in a sentence. 用operating class造句挺难的