The paper introduces a electrical controlling system to a fireproof rolling gate on the basis of AT89C2051 single chip microcomputer.
本文介绍了一种基于AT89C2051单片机控制的防火卷闸门电气控制系统。
Factory will continue its efforts to research and development of new types of Rolling Gate Hardware. To meet customer requirements and market needs.
本厂将一如既往努力研制开发各种新型卷闸门五金配件、弹簧盒，满足客户的要求及市场的需求。
Such a gate length would keep Moore's law rolling for several years.
这样的“门”深足以让摩尔定律发挥多几年的作用。
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