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Authors: Ji, Fengzhu; Wang, Changlong; Sun, Shiyu; Wang, Weiguo
Source: Insight - Non-Destructive Testing and Condition Monitoring, Volume 51, Number 1, January 2009, pp. 32-35(4)
Document Type: Research Article
Affiliations: Department of Electrical Engineering, Mechanical Engineering College, Hebei Shijiazhuang 050005, People's Republic of China.
Publication date: January 1, 2009