A fault diagnosis method was developed based on attribute reduction with Correlation Based Factor Selection(CBFS) and principle of support vector machine(SVM) classification.

For this reason,after introducing the significance of attributes in rough sets and the property-related analysis of data mining,take Anhui for example,an analysis on the indicator for industrial data is put forward.

Determination of the heavy metal elements in tobacco by ICP-MS with microwave digestion;

Determination of heavy metal elements in municipal solid waste incineration fly ash by inductively coupled plasma atomic emission spectrometry with microwave digestion;

Determination of heavy metal elements in pyrite by inductively coupled plasma mass spectrometry after microwave digestion;