forbidden state meaning in English

禁止状态

After all , the research results on cascade petri net are an extension of the arisen petri net theory , which can not only be used for designing controllers of des , but also be used for analyzing reachability of petri nets . the supervisory control part : firstly , the existence condition of maximally permissive multi - valued logic controller for the forbidden state problem is presented
总的说来，本论文所讨论的序状petri网理论是对已有的petri网理论的进一步发展，它不仅直接应用于本论文后续章节所讨论的状态反馈控制器的设计，而且还可以应用于任何需要分析序状petri网可达性问题的场合。