1. Science and Technology on Combustion and Explosion LaboratoryXi'an Modern Chemistry Research Institute Xi'an 710065 P. R. China
2. School of Chemistry and Chemical EngineeringYulin University Yulin 719000 P. R. China
3. School of Chemical EngineeringNorthwest University Xi'an 710069 P. R. China
4. School of Information Science and TechnologyNorthwest University Xi'an 710127 P. R. China