Taking EAF widely applied to chemical and metallurgical industries as an object, through use of fuzzy syncretism analysis method, several kinds of main random interference are identified.

• 摘要以广泛应用于化工和冶金行业的电弧炉为对象，通过采用模糊聚类分析的方法，对几种主要随机干扰进行辩识；