电气技术  2014, Vol. 15 Issue (02): 105-107    DOI:
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关于利用PLC定时器和计数器进行长计时功能的探讨
侯肖霞
石家庄职业技术学院,石家庄 050081
Discussion of Long Time Timing Function Using PLC Timer and Counter
Hou Xiaoxia
Shijiazhuang Vocational Technology Institute, Shijiazhuang 050081