From the automatic tuning technology of DM4 system, a major conclusion is that self-tuning database technology should be based on the paradigm of a feedback control loop.

从DM 4数据库系统的自调节技术实现中可以得出一个结论，那就是数据库的自调节技术应当建立在监控，反馈，调节这样一个循环的控制机制之上。

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For the furnace designing, the construction of walking beam, beam aligning device, self accorded slag removing facility, automatic billet alignment and hydraulic system are discussed.

在设计方面，论述了步进梁结构、定心装置、自动排渣结构、钢坯自动对中设施以及液压系统等。

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It is pointed out that this system has the function of self diagnosis, the system fault automatic isolation function, the anti lightning and overvoltage protection function.

指出该系统具有自诊断功能、系统故障自动隔离功能、抗雷击和过电压保护功能。

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