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用户程序采用程序包的形式设计,是推广过程控制机应用的措施之一。本文简要地介绍了用户程序包的组成、特点和功能。
The user program is designed in the form of a package and is one of the measures to promote the application of the process control machine. This article briefly introduced the composition, features and functions of the user’s package.