7WANG Wei-ling, SONG Zhi-huan, HAN Bo. A fault diagno- sis expert system for hydraulic system of injection moulding [A]. Proceedings of the 3th World Congress on Intelligent Control and Automation[ C]. Hefei ,2000. 229 -232.
9Linaric D, Koroman V. Fault diagnosis of a hydraulic actuator u- sing neural network[A]. IEEE International Conference on In- dustrial Technology[ C]. Maribor,Slovenia,2003. 108 - 111.