PLC软冗余在氮气连续供应自控系统中的研究与应用
张晓慧;袁敏
Research and Application of PLC Software Redundancy in Continuous Supply of N2
ZHANG Xiao-hui;YUAN Min
计算机与现代化 . 2012, (2): 61 -65 .  DOI: 10.3969/j.issn.1006-2475.2012.02.017