1. Key Laboratory of Superlight Material and Surface Technology
2. Ministry of Education
3. Harbin Engineering University
4. Harbin 150001
5. P R China
6. Heilongjiang University of science and technology
7. Harbin 150022
8. PR China
9. Department of Materials Engineering Science
10. Faculty of Mechanical Engineering
11. University of Aleppo
12. Aleppo City
13. Syrian Arab Republic