关键词：心理素质；足球比赛；影响；调控方法 [gap=7188]Key words: Psychological quality; Football match; Affect; Regulate and control method浅谈心理素质对高水平足球运动队比赛成绩的影响
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This control method can regulate the burn-off process of contact bridge according to requirements so that the required flashing voltage is lowered and the flashing heating efficiency raised.
这种控制方法可以根据要求改变触点的烧化过程，从而降低激发闪光所需的电压，提高闪光加热效率。
The method to control gas making furnace with PLC and its extend units as well as to regulate the steam is expounded in this paper.
阐述了用PLC及其扩展单元实现合成氨厂造气炉制气过程的自动控制和入炉蒸汽的自动调节方法，并对该控制方式的节能效果进行了分析。
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