In this paper, discussing double - net redundancy on the application of the furnace Automatic control system, recommending the structure of control system, and the design of program.

介绍了双网冗余系统在马钢第一炼铁厂高炉自动控制系统的具体使用和经验，具体介绍了控制系统的结构，控制方式及程序设计思想。

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Internet communication is widely used in control system, the Internet program grow into fashion for the net device is low cost.

网络通讯广泛应用于控制系统中，由于网络设备价格低廉，网络编程功能强大而备受推崇。

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But in the commercially insured population, the program led to a net medical cost decrease of 22% compared to a control group not using the care-management services.

WSJ: New Efforts to Simplify End-of-Life-Care Wishes