本文将元数据技术引入构件的开发中，采用元数据定义业务规则，通过元数据驱动构件的运行。
This paper introduces metadata technology into the development of components. It adopts metadata to define business rules and drives the running of components through metadata.
在实际应用中，针对所用设备的多样性，MCGS提供了一套规范的设备驱动程序接口，允许用户根据自己的需要来开发设备驱动构件。
In practical applications, because of the variety of the equipment, MCGS also offers a set of standard driving interfaces, to allow users to develop drive components based on their own needs.
模型是任何驱动产生过程或行为的构件。
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