每一个集团公司执行董事会，对于其公司的必要过程及控制是要负其责任的。
The Executive Board of each Group company is responsible for the implementation of processes and controls in its companies.
本文介绍了该系统过程控制级、基础自动化级和现场执行级的主要功能、硬件组成、网络结构及软件设计思想。
The main functions, hardware component, network configuration and software design idea of process control level, basic automation level and field execution level for this control system are described.
该系统的用户可通过程序控制处理过程，所谓程序是指定操作、操作码及执行处理序列的指令集合。
The data processing task may be altered simply by specifying a new program with different instructions or specifying the same instructions with different data.
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